Gurjap
@gurjap-blPmg9 Member
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Faster than wind wind powered vehicle! Violates Thermodynamics?
Here's what I think the designers have done. They've done away with the sails; using those we simply can't get a velocity downstream that's more than...
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Come winter EVs get the shivers
"Fur" blankets? There is no surer way of earning us a PETA ban. Imagine our CEO's residence being besieged by Greenpeace. How about one of those...
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Investigation: How to weld small pieces of metal in a prison (Escape From Alcatraz)
mateodid you really watch this? it was a dime.I did watch it. Been a year or so now, though, if you would check the posting date....
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Steve Ballmer Retiring As Microsoft CEO - Here's His Letter To Employees
Well, what do you know. Good old Steve, slain by the failed Surface tablet. I wonder if Bill would be back.
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Transformer TX Is A Car-Kidnapping Drone For DARPA
This is so awesome. It doesn't look that big to me, so I'll be taking the bus from now on.
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Anti glare glass for windshield
Allow me to repeat what I said: it is an auxiliary technology, and can be put "offline" whenever needed.
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Hyetis Crossbow - A $1200 Smartwatch With 41 MP Camera Sensor
Wow. This is one ugly-looking watch. But, maybe Bear Grylls could find a use for it, and that's mainly because it is also a wrist cam....
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Should the manufacturers to be forced to post the safety ratings they had got?
If private companies give out poor judgement, they lose consumer confidence and business. Not so for government organizations. Not to be sidetracked, I again insist that...
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Help me buy a tough new Dumb Phone with crazy battery life, please?
Although the 3315 was the clear favorite, I have settled on Samsung GT C3322. <a href="https://www.gsmarena.com/samsung_c3322-3941.php" target="_blank" rel="nofollow noopener no...
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Should the manufacturers to be forced to post the safety ratings they had got?
Why are you biased against private organizations?
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Anti glare glass for windshield
Nayan GoenkaYour Idea about using cameras, you have rightly justified my doubt of quality, but you missed the quantity of vision. Cameras will be restricted to...
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Anti glare glass for windshield
Nayan GoenkaThis was exactly my doubt. Can you please elaborate on the solution you gave? I think my earlier post covers pretty much covers my idea....
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Anti glare glass for windshield
Here is what I have in defense of my idea: the components are easily available, and they aren't very costly. Hence, it is a rather more...
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Anti glare glass for windshield
We can digitally edit pictures and movies, right? How about we mount an HD camera on the car bonnet (2 or 3 of them if you...
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What make the people to move towards imported or Foreign branded Cars?
Really? What technology have the Indians developed "in-house"? I am rather unaware of any such thing. From basic engine design to halogen headlights, everything is outsourced....
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What make the people to move towards imported or Foreign branded Cars?
Tata motors sells a lot of cars, and it's Indian. The secret to sell a lot of cars seems to the ability to tap into the...
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Is Wankel engine suitable for bikes?
I believe the Mazda R8 uses the Wankel design. Nobody else does. There are huge problems associated with its apex seals, which nobody can seem to...
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Maruti's new secret mission: 30 Kmpl Engine
I find the lack of rumors about the cost interesting. After all, MS might just deliver us a 30kmpl engine. Whoever said it would be cheap...
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Matrix LED lighting system-A potential threat to older lighting systems
ConquerorThis is super cool innovation In general people tend to forget to use Dimmer head lights in populated roads This auto dimmer feature is really a...
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Diesel Engine Vibration Problem - Fix, Anyone?
All these methods that Kaustubh points out are being used in defense applications where their costs are justified. More specifically, they are used in Diesel Electric...
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Help me buy a tough new Dumb Phone with crazy battery life, please?
Hmm. Guess I can relax the requirement for "cheap", but the rest, I really can't. #-Link-Snipped-#: It's rainy season, and I drive a bike. Also, I...
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Diesel Engine Vibration Problem - Fix, Anyone?
Actually, a whole lot of Diesel engines you'll see (made in India variety, sometimes found in auto rickshaws, or in tractors , or Engine Testing Labs...
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Why don't trucks have aerodynamic front like cars?
You'll notice that aerodynamics (coupled with product design and feasibility) dictates that the vehicle be built low, i.e. its ground clearance be minimal. Note, for example,...
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Turbo-Charging CrazyEngineers!
0.5 seconds? Already that fast here 😀 But, I have no trouble with fast becoming faster.....
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Why do most IIT websites look so outdated?
I see an opportunity here: maintaining the university website could be a good part-time job for students, and the university could pay for it. I am...
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Getting Shock From Laptop. What Could Be The Reason ?
Are the shocks severe, and do they happen when your feet aren't wet or naked? If so, you need to contact the manufacturer.
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Maruti Ertiga CNG To Help You Beat Rising Petrol & Diesel Prices In India
Alright, some googling confirms this stuff, and I am in shock. How could the Tatas, known for their scrupulous and solid engineering, let this happen?
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Why do most IIT websites look so outdated?
First of all, a really astute observation by Kaustubh, and something that has annoyed me for a long time. Them websites look like someone designed them...
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Diametral pitch of rack?
You answered your own question. The PCD of a rack is infinity, just like the diameter of a straight line is infinity. If you need to...
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Maruti Ertiga CNG To Help You Beat Rising Petrol & Diesel Prices In India
As in, the car caught fire and burned everybody inside?
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Saker S-1 - The Mach 0.99 Personal Jet With Operating Cost Of $2/Nautical Mile
What the hell? Just because you ripped off a Raptor F22 Lockheed Martin airplane doesn't mean it's going to perform like the real thing. Also, the...
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Maruti Ertiga CNG To Help You Beat Rising Petrol & Diesel Prices In India
Didn't quite understand the above exchange. Nanos "burning on the road"?
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Ooh Yeah! Coming Soon - Only On CrazyEngineers
Something along the lines of new debate format, or a whole new debate section like the old yahoo messenger?
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Turbo-Charging CrazyEngineers!
Hmm. Good you upgraded the server, but honestly I couldn't have told if you hadn't posted about it. Sorry about doing a Debbie Downer.
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Ancient India's Engineering Skills
It was impossible for the British to rule over such an enormous land without solving the inherent logistic problem of being able to transport troops and...
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What is the point of load shedding if people have inverters?
Good replies to my question. Thank you.
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Is It Possible To Convert Greenhouse Gases Into Useful Gas & Control The Pollution ?
Thing is, any conversions of the sort will need energy to be expended, and energy production leads to greenhouse gases being released anyway, so this might...
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What is the point of load shedding if people have inverters?
Sure. But, as you pointed out, the inverter, when charging, loaded the Powercom. Therefore, the Powercom was loaded extra for the time the power was on,...
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What is the point of load shedding if people have inverters?
I know, right? I mean, all the inverter did was to shift the load, while increasing it. How did Powercom benefit by that?
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Bajaj Pulsar 375 - Thoughts? (Leaked Photos)
This is one ugly looking motorbike, but then again I think all motorbikes not Royal Enfield are ugly looking. Thanks for that Vardenchi intro, Kaustubh.
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Hop in if you want a CrazyEngineers T-Shirt
I'm busy for a while, so I can't really work on it now, but I have this idea of printing an eagle on a TShirt made...
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CE Weekend Debate #4 : Topic Announcement
Sorry I missed it. I have an exam tomorrow.
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Is 'One Way Trip To Mars' justified? Would You Take It?
Is this a hoax? Sure looks like one to me...
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Indian Engineering Students To Use Microsoft Office 360 Come What May!
Abhishek RawalLibreOffice is OpenSource licensed under LGPLv3.0, I am quite sure of this.You know what, I think you're right. Thanks for pointing it out. I'll keep...
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The Wait Is Over! It's Coming, This Week! (Update: It's Live!)
Alright, yes or no for an Iphone app? 😕
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IBM Visions 2000 Suns Strong Solar Collector
2% of Sahara desert's land area works out to about 188000 sqkm, which ain't no joke, seeing Delhi's area is a little under 1500 sqkm.
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The Wait Is Over! It's Coming, This Week! (Update: It's Live!)
Hmmm. Releasing an iApp?
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The Wait Is Over! It's Coming, This Week! (Update: It's Live!)
What? Absolute Zero is back?
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Indian Engineering Students To Use Microsoft Office 360 Come What May!
Hey, ever since Oracle bought OpenOffice, it's gone down into the depths, and Oracle's LibreOffice is facetiously named, seeing it is not open source. Still free,...
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CE Weekend Debate #1 - And The Winner Is...
Hey, may the best man win, right? Felicitations to #-Link-Snipped-#!!
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CE Weened Debate #1 - Experience & Feedback
Maybe that would be a good idea. Limit it to, say, 5 members, and let about three or four debates rage separately. Then select the winners...
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CE Weened Debate #1 - Experience & Feedback
Otherwise, the debate was rather nice and took my mind off things.
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CE Weened Debate #1 - Experience & Feedback
Maybe you should sequence the members' posts, so no one may interrupt before their time.
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Weekend Debate #1 : Instructions
WHAT? I missed the deadline? I thought I only had to be here before 3 PM on sunday for the 'roll call'!!
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Water Quenching Vs Oil Quenching In Metallurgy
Adding to above, when any pure substance (such as water) changes its phase, its temperature does not change. Hence, when water boils at some pressure that...
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Buy Google Glass On eBay Only If You Are Filthy Rich
HOLY GUACAMOLE!! You can buy an alien spaceship with that kind of money. What's wrong with people??
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Tiny Li-Ion Batteries Charge 1000x Faster; May Make Gadgets 30x Smaller
No details on the actual process they've employed. Have they merely caused the electrodes to be super-spongy? Proprietary information, perhaps?
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Tiny Li-Ion Batteries Charge 1000x Faster; May Make Gadgets 30x Smaller
C'mon Kastubh, moar sources please 😀 this is fascinating stuff. I wonder how they solved the deep cycle/overall life tradeoff problem, if they have that is.
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Water Quenching Vs Oil Quenching In Metallurgy
When steel above recrystallization temperature is quenched in water, the temperature of the water remains somewhat near its boiling point (due to phase change), which is...
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Solar Shirt To Produce 400 Watts & Blow Air On Your Armpits
I'm quite sure we can make those shirts to covers and curtains as well. Might not look quite trendy, but it'll be useful.
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Nitro boost and super cars
whoa dude!!! if u doubt what i said you might as well surf google or wiki or something and find out!!I did that already, but I...
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Weekend Online Group Discussion #1 : Participate & Win Prize!
AYE 👍 I wish we could have voice chat or something to go with it, but as they say, if wishes were horses..
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Weekend Debates & Talks - Let's Start It Again!
Topic: What do you think the IT Law should look like?
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How many of you use wrist watch?
I wear it only when I go off to the exam hall. Otherwise, no real point.
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Nitro boost and super cars
I believe the Nazis usurped all the petroleum in Europe during WW2, so some enterprising citizens attached a gasifier in a little wagon being towed behind...
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Solar Shirt To Produce 400 Watts & Blow Air On Your Armpits
How heavy could it be, I wonder? But I will most definitely use it to charge super capacitors hidden in my arms and launch power balls...
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Velkess Energy Storage With Flywheel
How are they solving the eddy current problem with the obviously-PM-type magnets, I wonder
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Man of steel ? do you think superman could be stronger :/
Somehow, Man of Plastic or Man of 2,3-dimethylpolypropylene doesn't have quite the same ring as Man of Steel.
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DVD Drive Turned Into Microscope For HIV Testing
This, Sir, is the coolest thing I've ever seen. Kudos to you for bringing it to me 😀
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Steam Turbine Suppliers
I suggest you look for turbines used in geothermal power plants, seeing these are the only turbines that could conceivably utilize such low energy turbines. I'm...
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Nitro boost and super cars
This surely cannot be that simple, seeing even superchargers with intercoolers can achieve the same effect you described. Modern cars have very little hydrocarbon and carbon...
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Man of steel ? do you think superman could be stronger :/
If I were to be hit by bullets, I'll prefer I be made of steel, not aluminum. Reasons? More weight, better alloyability, better impact resistance, better...
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Which D.C. motor should be used in robo war?
Unless you have uber mechanical manufacturing skills, buy one motor for each of your wheels, to make motion control easy. These are going to be very...
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Solving the charging problem for hybrids
You're a lucky guy. Mind me asking hiw you ended up in Israel in the first place? 😀
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Solving the charging problem for hybrids
@kasturbh what was your overall "feel" of the company and its Oscar? How did the car handle? How was its noise, its acceleration? Did it have...
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Solving the charging problem for hybrids
oprime#-Link-Snipped-# Check out this website - #-Link-Snipped-# This company swaps out depleted battery packs with fully charged batteries.Thank you for this reference. I did che...
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Solving the charging problem for hybrids
A.V.RamaniI can hazard a guess, the energy spent on the pump may not be recovered by the benefit accrued.It just came to my mind: we are...
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Should everyone learn computer programming and how to code?
Truly spoken. Which means, again, that not everybody need to code, since the basic structure has already been erected for them. As for MATLAB, it cannot...
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Steam extraction of a turbine in reheated cycle
The reason I asked was, because steam isn't normally extracted between stages from turbines to reheat it. Reheating is done between different turbines, like between high...
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Ducati Monster 696 May Come To India
And interesting it was!! Brilliant college project I think.
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I.C engines at rest
Alright then. Consider a Vertical, Single cylinder IC engine. Suppose it was running and you turn off its ignition. Now what is going to happen? It's...
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Solving the charging problem for hybrids
A.V.RamaniElectrolyte cannot hold any charge. In a rechargeable battery a reversible reaction takes place. During discharge the reaction goes to a thermodynamically less energetic...
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New Delhi- Howrah Rajdhani Express Offers Free Wi-Fi
Brilliant plan, and I totally welcome Railways' plan to get out of the jungle age. No more getting bored while travelling long distance.
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Ducati Monster 696 May Come To India
That is one awesome-looking ride (I mean the Ducati, hope you don't mind Ramani sir). Although if I had the money, I'd probably buy the Harley.
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Solving the charging problem for hybrids
Following up on this thread: I did some research on charging batteries (Lead Acid ones, specifically) and as it turns out, you can't just ramp up...
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Is Flipkart deliberately making losses?
The business model of raising prices at a whim does quite well in sectors where the product is a necessity, like oil or gas or power......
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Steam extraction of a turbine in reheated cycle
Are you sure you don't mean regeneration cycle?
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Why not replace 8 cylinders in engine with one cylinder of same displacement?
Interesting question. Obviously size is not a problem, seeing Fairbanks/Morse and Wartsila manufacture huge diesel engines larger than an average house anyway. Neither is manufactu...
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I.C engines at rest
I don't imagine the piston would go to any specific position once the ignition is shut off. It may come to rest anywhere between the TDC...
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Nanotube Vibrations Can Be Used To Store Data
This is a nascent tech, but its ramifications are probably bigger than we can imagine. What if they are able to make it work at high...
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Graphene Aerogel Is The World's Lightest Material
Well, then maybe if its reactivity is low, chem people can use it to design new, compact packed bed reactors. I wonder if it absorbs hydrogen...
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Aakash Tablet - Made In India Or China?
Assembled in china? Meaning manufactured and assembled in china, I imagine.
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Graphene Aerogel Is The World's Lightest Material
Any info about its stiffness? If it's high enough, we could make structural shapes out of it and use them in aeroplanes and ICBMs.
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Absolute Zero - Engineering Humor @ −273.15°C : Introduction!
I'll try to login via facebook and see if I can share some of AZ on it- or is that allowed?
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Solving the charging problem for hybrids
I do believe you are right about that. Looks like recycling chemicals after, say, a hundred charges might just be our best bet. So, what other...
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Are Smart Watches The Next Big Thing Or A 2013 Fad?
But I think what smart watches would really do is augmenting concepts like google glass. The watch would handle data processing, while the glass received sorted...
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Are Smart Watches The Next Big Thing Or A 2013 Fad?
If there was just a wearable data dongle with wifi I could wear like a watch, I'd totAlly buy it. Just think: a buy a bsnl...
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Aakash Tablet - Made In India Or China?
If it's any consolation, it's not as if the chinese designed those motherboards themselves. Those things are all designed in usa or eu by some highly...
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Aakash 3 Specs & Features Don't Make It "Remarkably Different"
If only we could come up with some cool apps, the Aakash tablet might as well become a low cost Data Acquisition Card for some Btech...
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Aakash Tablet Ain't Dying - Says Kapil Sibal
What is it the journos say? "Never believe a rumor until it is officially denied." But the idea was pretty good, and Sibal was probably sincere....
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An idea to reduce the knocking in internal combusion engines...
I suggest you use a carburetor to inject atomized water into the intake manifold. I would ask you to look into variable valve timing and to...
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Solving the charging problem for hybrids
Interesting argument about the charging time. This kinda crossed my mind too, and forgive me for being naive, but if we were to simply upgrade the...
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Answer this questionnaire
1). what is your current occupation? Student, final year, mechanical engg, nit jalandhar 2) What is your location, at present? Jalandhar 3) What are three basic...
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Should everyone learn computer programming and how to code?
Most programs and apps today are developed with the end user in mind. Especially the professional software that mechanical engineers use today (LabVIEW, Pro/E, SolidWorks, CATIA,.....
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No more Newtons or Einsteins for that matter
"Everything that can be invented has been invented." ~Charles H. Duell, Commissioner, U.S. patent office, 1899
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Should everyone learn computer programming and how to code?
I know a whole lot of dudes who can code like any other well trained blind monkey in the code-a-thon, but ask them to automate a...
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Life On Mars - NASA's Curiosity Rover Finds Evidence Of Favorable Conditions
Projects like Curiosity are one of those bones the US Govt throws NASA time to time, seeing these people are responsible for a whole lot of...
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BitTorrent Live Broadcasts Video To Masses
Gets a like from me, because it's the funeral bells for YouTube and all other such monopolies. Organizations like MPAA are really gonna lay their hate...
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Can we convert DC geared motor rpm from 200 to 60 rpm
Interesting question. I might do some analysis here by asking you what kind of load the motor is carrying and then telling you that since Power=...
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Can we convert DC geared motor rpm from 200 to 60 rpm
Although another gear can be used, it will be a major hassle to make space for it, if it can be arranged at all. Instead I...
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Indian Government Wants Blackberry Data - 'Security' Is The Reason
I wasn't thinking hooking up to some ISP and using some app like Viber.. I was thinking True P2P. Say you have a cellphone and other...
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Firefox Not To Be Developed For iOS.
I was kinda hoping you'd say "No", and then I'd say "Aha!! See? Browsers would always be relevant to discover and explore new and great sites...
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Indian Government Wants Blackberry Data - 'Security' Is The Reason
I am one of those 'retards' that still uses BB. And the thing is rock-stable, whatever else it might be. You know, sometimes it's cool to...
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Cheetah Robot Is Just As Efficient As Cheetah!
Cool vid!! The quadrupeds would soon be standard military hardware (after the solve the battery problem, if they already have and just aren't telling us) because...
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Gujarat Solar Project Produces 214 MW Electricity Every Day
Hey, so is the case in the supposedly "developed" state of Punjab. I'm glad to see some kind of work going down, however imperfect it might...
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Share Your Frustration - Official SNAFU Thread To Be Happy Always!
#-Link-Snipped-# Thanks for the offer man. Maybe some day I'll take you up on it. 😀
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Share Your Frustration - Official SNAFU Thread To Be Happy Always!
I wish we could post anonymously here. Some annoying pricks from my university have this annoying habit of spying for The Man and there have been...
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Do you listen to songs in language you don't understand?
I listen to Rammstein a lot. For a while I didn't understand any of their German lyrics, but the music made me go and learn some...
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CrazyEngineers Gets Brand New Home Page!
Comment On VoiCE with your CE Account: This was one of the most requested facility on CE, but wasn't possible because of two different systems powering...
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Honda 1.6-litre i-DTEC diesel engine
A whole lot of people have opted for Diesel power, especially in BRIC and European countries. Americans are still reluctant to adapt to diesel because of...
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Bicycle with front wheel drive - any mechanical advantage?
When I saw the topic, I thought,"a bicycle with only front-wheel drive? COOL!" 😀 If only this dude used hydraulic pumps and motors, we could have...
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What happens when petrol is injected in diesel engine?
Let this be answered once and for all. There are two broad designs of piston IC engines: Spark Ignition (SI) Design and Compression Ignition (CI) Design....
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IS DIESEL BASED AIRCRAFT ENGINE POSSIBLE ?
Not only diesel based jet fuels are possible, they are probably being used right now in many, many fighter craft today. The main reason? A rather...
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Blackberry Z10 Is Priced In India At Rs. 43k!
I'll hazard a guess: only 1 phone was shipped to India. Some dumb rich kid bought it, and BB said all their stock was sold out.
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Blackberry Z10 Is Priced In India At Rs. 43k!
I don't believe it. Maybe a marketing stunt? Who in their right minds would buy that thing for 43k?
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Need Feedback : What do you see in the browser tabs?
Chrome + Win7 is fine. Chrome version 25.0.1364.152 IE version is 10. Updated it a while back, and while I'm trying to "restore previous versions" it...
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Blackberry Z10 Is Priced In India At Rs. 43k!
Why buy BB z10 when you can have an iPhone 5 for the same price? This was a rather dumb move by BB.
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Need Feedback : What do you see in the browser tabs?
Just in case you were wondering, IE + win7 is working okay.
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Seeking attention using gadgets!
buy a nokia 6600 and flash it around. Watch what happens (still a coooooool phone that one)
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How to differentiate yourself in CAT interviews
I think anyone dumb enough to leave a core mechanical company to work as a corporate sockpuppet must be allowed right in. 😀
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Things you ACTUALLY learn in Engineering College!
Dude, people graduating in India in any kind of engineering (and I will proclaim this with the greatest confidence) have no skills whatsoever in that field....
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Peeking into the future!
I am voting for flying DeLoreans, myself. Just kidding. No way the Man is going to allow people to fly their own cars, and after seeing...
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A look at Engineering College Hostel food
The FDA classifes mess food as industrial-level biohazard.
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When plans go horribly wrong!
This is why HRs ask the weirdest questions, I suppose..... to put off people who've "practised" for interviews.
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2013: Our wishlist for the new year (Part Two!)
What's that logo on that laptop? A Watermelon? 😁
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Honda Amaze - Diesel Powered, Sedan Version Of Honda Brio
As they say, substantiate or suffocate. The Indian automobile sector is highly diesel centered, and this launch won't come a day too late for honda.
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Student's contribution to the industry in 6-week training
Well, I was lucky enough in that matter. The heat exchanger @ where I interned was out to lunch but nobody really noticed.... because it was...
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Why do tractors have big wheel at rear and small ones at front?
You need maximum traction to plow and pull (hence the name 'tractor'). For that purpose, the rear wheels need to be large and wide enough. Why...
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Type More : Minimum 50 Characters Required In Every Post!
Well, this severely limits the chance of Oscar Wilde-isms. But a good move.
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Are RESERVED SEATS for SC, ST and other minorities justified?
Let's make it mandatory for the politicians and their families to be attended to by a SC/ST doctor. I know, wishful thinking 😔
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Absolute Zero: The Engineering Olympics (Part One)
😁 bloody outrageous mate.... smooth graph plotting?? 😀
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Absolute Zero: More internet activities that need taxes!
supposing we tax everyone who uses the words "INNOVATION" or "PARADIGM"?
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create an Ironman arc reactor - feasible?
Even if it is feasible, you'd need to convert the heat to electricity. And contain the core. And use a fission reactor to "hot-wire" the arc...
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Pulse jet design innovation- Is my design viable?
Your links do not work. Try using google docs.
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BMW Vision Efficient Dynamics
Totally electric cars are really not feasible. We have had technical discussions on CE on this issue, you can looks those up for reasons. Personally, I'd...
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86 / 100 IIT-JEE Toppers Opt For IIT-Bombay. Why?
If you've been to Mumbai, you know it's awesome 😛 Well, more seriously, I think IITB is better than its counterparts. I went to ASME's SPDC...
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Absolute Zero: Entrance Exam Terror!
I think they named "AIEEEEEEEEEEEEEEEE" rather aptly 😛
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Vehicle that runs both on Petrol and Diesel - is it possible?
You are right #-Link-Snipped-#. HCCIs can't burn all kinds of fuels in a single engine yet. But the HCCI technology is still under development, and one...
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Absolute Zero: Signs that it's time to upgrade your computer
You know you could be censored for sayin that 😛... Big G is watching you
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Vehicle that runs both on Petrol and Diesel - is it possible?
Udaya BhaskarIn which field do these Engines Used Currently for Work Purposes ..? And I have an another Question for u , Does Gas Turbines Burn...
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Working of various parts of engine in valve timing
I'd refer you to Heywood's Internal Combustion Engines and Pulkrabek's Engineering Fundamentals of IC Engines.
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Compressed air to run car ..feasible ?
bioramaniI think that a rotary motor is best at peak power. It is inefficient at lower powers.Are you sure? From what I've learned, positive displacement pneumatic...
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Why we can't use petrol in diesel engine?
I did say that fuel is compressed, but I was trying to simplify. Certainly air is compressed, and then the fuel is sprayed into the diesel...
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Vehicle that runs both on Petrol and Diesel - is it possible?
Google "HCCI engines". Those are being designed to burn all kinds of fuel in a single engine. But since you mentioned "vehicle", I might add that...
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Combining a turbocharger and a supercharger together as a single unit, feasible?
This is actually a brilliant idea. A turbocharger is "online" only at certain exhaust pressures and temperatures, whereas a supercharger is "online" all the time. So...
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Absolute Zero: More Moments of Success in Engineering College
bwaaaaaahahahahahaha that last one was crazy funny
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Why we can't use petrol in diesel engine?
If you fill a diesel with petrol, the vehicle will run, but very badly, with coughing and chugging. This is because the petrol will ignite very...
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Why we can't use petrol in diesel engine?
Diesel Engines use compression-ignition technology to burn fuel. That means the fuel is compressed till it burns. That requires a certain kind of fuel, which doesn't...
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Photos of Google Glass Walk & Video of Glass Surface
Too bad I can't really check the video right now, because I'm using my cellphone to connect to the net 😔 maybe later
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Photos of Google Glass Walk & Video of Glass Surface
could it be that "I see through your eyes" thing? Sounds good for military applications, but dunno where I'd be using it except cheating in the...
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2-dimensional objects exist only on paper
When people talk about mobius strip, I usually say.... you're looking at the wrong surface. How about the almost-negligible surface at the side? Could you have...
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Air Conditioning
Maybe he wants to make ozone? But then again, what does that have to do with air con?
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Air Conditioning
Well, technically you don't really need to, when you can just compress the air.
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Absolute Zero: What Engineering Terms Don't Mean (Part II)
bwaaahahahahahahaha... more more 😛 keep it up chuck 😀
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2-dimensional objects exist only on paper
Let's see. When you scrawl something on paper, you do give it some height, in the terms of the pencil lead deposited on the paper. Hence...
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Absolute Zero: Conversational value of various engineering branches
mechanical engineer WOOT 😛
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A Critical Review Of Discussions On CrazyEngineers
First of all, please do not allow SMS lingo or non-English languages. I think that'd just be irritating. And unlikely to improve content quality. We could...
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Homemade Stirling Engine
Hm, maybe I should have said the piston that's on the membrane; not the sponge. My mistake.
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Absolute Zero: Relative importance of your Engineering exam rank
how about "telling the folks back home"? 😛
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Mobile Phone under INR 25k
If I may suggest, buy an Apple. You can get a 3GS, unlocked I think.
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Best Way To Clean Computer Screen - 2023 Edition
I use rubbing alcohol on the glossies I own, but matte screens are sure a pain. The dust accumulates in annoying swirling patterns, and on white...
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Discussion About 'Liquid Metal' & Its Uses In Engineering
I am thinking homemade custom parts for hobbyists.
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Creative SpoonFeeding- Techniques To Learn Automobile Easy!
hahahaha.......good wordplay on hotchkiss 😛
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Homemade Stirling Engine
zaveri3. no it wouldn't work , because those are the vital parts of this engine. well, how?
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Homemade Stirling Engine
Questions that I have: 1. Is it vital to have that ninety degree offset between the sponge-rod and the piston-rod? 2. Could you replace the sponge...
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Homemade Stirling Engine
This dude hasn't told us the nitty-gritty of how it works. But it's a good science project.
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Samsung Galaxy S3 Price In India Is Too High, I Think!
Nokia 1100 is just the thing you want dude..... use a rubber band to attach it to your iPod's back, and you got an iPhone with...
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Samsung Galaxy S3 Price In India Is Too High, I Think!
I'd actually buy a Sony Xperia and leave Sammy and HTC alone 😛. No, honestly, I think they are both overpriced. And then there's the iPhone...
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Takeaways from Our Small Talk With Dr. Vijay Bhatkar
Maybe that has something to do with the man Jobs was. He knew how to present himself, his company and his products. This man knew what...
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Which is the most fuel efficient car in India?
#-Link-Snipped-# I think they got that kind of mileage by switching the engine on only when the speed fell below a certain limit..... so obviously we...
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Absolute Zero: Signs that it's time to upgrade your computer
you wanna do a piece on slow internet too #-Link-Snipped-# ? Be nice to see 😀
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Takeaways from Our Small Talk With Dr. Vijay Bhatkar
Nice observations, Biggie 😀. You aren't a part time psychologist, are you? Anyway, it was amusing how Dr Bhatkar quoted Steve Jobs (a bit wrongly), a...
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Takeaways from Our Small Talk With Dr. Vijay Bhatkar
What I don’t like about them is that they are obsessed with their salary package, rather than knowledge and abiding will to learn. ... That sounds...
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can the exhaust gases of an automobiles can be used for a useful purpose
EGR is a bad idea.
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Absolute Zero: Engineer Rage
The_Big_KI've always wondered why Indian engineering colleges (and all the next-door computer coaching centers) use photos of foreigners on their brochures. Is it just a mindless.....
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Help with Laptop Configuration
one suggestion: stay away from Dell. In your budget, you can get an decent Acer or a Lenovo; go for that instead.
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Material helps build a lightweight train - Bullet proof bullet train perhaps
brilliant. Thank you for sharing this. I do wonder about the cost and the working processes for this material.
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Can We Do Serious Work While Listening To Music?
Whenever I do any grind work, like assignments, a little music sure does help.
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Wikipedia's Report On Indian Students : Your Take?
Most of our engineering graduates end up as managers, because that's the only job the companies offer in India. I don't know even a single dude...
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Wikipedia's Report On Indian Students : Your Take?
Hey, what's the big deal here? I copy and paste all the time. Of course, I am required to cite references and sources, because my profs...
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Faster than wind wind powered vehicle! Violates Thermodynamics?
#-Link-Snipped-# you didn't do any bond graph modeling for this, did you? It would put off the perpetual motion machine-related questions. And it's too bad we...
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can the exhaust gases of an automobiles can be used for a useful purpose
Oh yeah, EGR. A fancy name for sticking the exhaust pipe in the intake manifold. Of course, the ratta-bots in the IC Engine class went nuts...
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Do 'Foreign Languages' Add Weight To Your Resume?
Okay. I am assuming you don't know any foreign languages beside English (beg pardon if I'm wrong). So you don't mention the knowledge of a foreign...
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Do 'Foreign Languages' Add Weight To Your Resume?
#-Link-Snipped-# how do you know this? From personal experience?
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Investigation: How to weld small pieces of metal in a prison (Escape From Alcatraz)
I have a feeling he was mighty friendly with some guards. A little bribing goes a long way. Then again, he didn't need to weld the...
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Airtel 4G Now In India - What Will You Do With 100 Mbps?
I gotta say, the money sounds alright for 4g!! I think this is going to be awesome; I can't wait to play speed-intensive games online.
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Do 'Foreign Languages' Add Weight To Your Resume?
I do know some German, but I learned that for literary purposes 😛 Haven't sat for a Job Interview yet though. Maybe I'll tell you next...
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Graphics Memory Capacity Issues
Depends on your m-board. As far as I know, you usually can't. You see, changing your gfx card for a newer, faster one usually means you...
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Graphics Memory Capacity Issues
what's the gfx card model? is the laptop a 15" or a 17"? do you plan on running an external monitor on your laptop?
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Graphics Memory Capacity Issues
As per my limited knowledge, having more gfx memory allows you to run your programs at a better resolution. What really matters, however, is the clock...
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List Of Movies Every Entrepreneur Should Watch!
sure, he was an engineer. He also produced and financed movies, and built the largest and the fastest airplanes of his time. Also he was the...
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Is there a succession crisis in engineering in India?
Well, I still can't relate. I hear what you are saying about being multidisciplinary, but I've been told this is the "age of specialization". And why...
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Is there a succession crisis in engineering in India?
well, I don't know about that. Then again I am not a professional myself. Why do you think there aren't enough engineers?
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Technology Should Be Taught In Mother Tongue. - For or Against?
They said we have adopted the words from popular languages but we continue to keep the medium of communication and teach as Hebrew.Very clever indeed. This...
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Technology Should Be Taught In Mother Tongue. - For or Against?
I was not. But then again, I don't think learning new words for "longing" and "love" is of any practical use. I was referring to technical...
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Technology Should Be Taught In Mother Tongue. - For or Against?
I've read through some posts in this thread, and I have to say that I've had it with those hypocritical ancestor-worshipers who think we should be...
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Happy April Fool's Day!
whoooooooo hooooooooooooooooooooooooooooo brilliant, whoever came up with it 😛
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HP Envy 14 Spectre Ultrabook Available In India For Price Rs. 1 Lakh
Yep, that's it. A macbook killer. But you know what? I detest 'ultrabooks'. Way too expensive, and out-of-vogue in about a year. Me, I have a...
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Do You Miss The Physical Buttons On Your Phone?
Hell I love my touchscreen! Sure the buttons were okay, but I think touchscreens are more neat.
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Not DataWind But IIT Rajasthan Is Out Of Aakash Tablet League
I'd like to know, what exactly was the contribution of IIT- Rajasthan in "designing" this tablet?
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Engineers Who Have Changed The World
Next on my list: Charles Babbage. An eccentric englishman, and a mechanical engineer, who made the world's first working mechanical computer. His ideas on mechanical computing...
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We Need Crazy Energy Entrepreneurs - Bill Gates
License Raj does not great businessmen make.
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We Need Crazy Energy Entrepreneurs - Bill Gates
Well, Big Oil's been blocking most of these energy entrepreneurs, and will probably continue to do so in the future. As for doing it in India,...
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How would you modify a bicycle to make it more efficient?
😀 We still appreciate your contribution #-Link-Snipped-#.
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Engineers Who Have Changed The World
Nikola Tesla.... I think he invented turbines that utilized the no-slip condition (later explained by Prandtl) near the surface of the runner. Too bad the RPM...
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Spark ignition in IC engines during cold-start conditions
well, what can I say? Bioramani nails it.
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Engineers Who Have Changed The World
Ah, good old Prandtl. You do see this man's name a lot when you study fluid mechanics of any kind. And that of his pupil, von...
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Spark ignition in IC engines during cold-start conditions
#-Link-Snipped-# exactly! I am working on something related to gasohol, and I'm fishing for any ideas that might shoot it down #-Link-Snipped-# thanks for the link...
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Suggestions for Mechanical Engineering books required
If you are still interested, do not touch a single book by any Indian author on any of these topics. I've seen em all, the bansals...
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Faster than wind wind powered vehicle! Violates Thermodynamics?
Actually, it's not a turbine - but a propeller. The wheels are in fact turning the propeller, not the other way around.Wait up. First off, I...
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How would you modify a bicycle to make it more efficient?
hain? Not at all. Try copying the whole link and pasting it into the address bar. #-Link-Snipped-# Admin Update: Added image from the above mentioned source.
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How would you modify a bicycle to make it more efficient?
#-Link-Snipped-#.. really, will it? Fluid frictional losses are inherent in any fluid system, just as other kinds of friction losses are inherent in others. And I...
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London King's Cross Railway Station Renovation
Without stereotyping, the Brits were always good at engineering 😛
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Is iPad A Fad Or Necessity?
Apple has lost lawsuits before, most famously to Microsoft. And for good reason. Looks like this time they've met their match in dirty dealing.
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Best Laptops for Engineers, Engineering Students
I totally second the_big_k on all of the above, except the part about how there is no difference between i3, i5 and i7 😛. There are...
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Do nationalistic sentiment or party politics decide energy policies?
"Nuclear Energy" is a front for "Nuclear Weapons". It is how governments explain their exploration of the nuclear option. As an energy source, nuclear energy is...
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Is iPad A Fad Or Necessity?
Tell me more about DELL. What about battery life and graphics? Are they better than its counterparts? Come to think of it, we do need a...
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Is iPad A Fad Or Necessity?
iPad is a total fad. The only thing that Apple made and iLiked was the iPhone. I own one, and it's just brilliant. However, I don't...
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Engineers are doers not writers - Right! No, have pen will write
Well, you can't do that without thinking!! 😀
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Engineers are doers not writers - Right! No, have pen will write
Allow me to say, this is in vain. Original thinking isn't linear or organized, and it certainly can't be learned.
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Facebook Bans Indian Accounts For Using The "C" Word!
Take away my freedom to say what I want to say (meaning, take away my internet) and there's so little keeping me from carrying my frustration...
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Investigation: How to weld small pieces of metal in a prison (Escape From Alcatraz)
What can I say? It seemed legit 😔 engineering can be so disillusioning
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Are Electric Vehicles Environment Friendly?
Every single auto company in the world has tried to conquer a formidable foe: transmission. It makes up a significant portion of the vehicle's mass (and...
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How would you modify a bicycle to make it more efficient?
HA!! finally found the thread that led me to be a CEan in the first place. Anyway, I thought I had this brilliant idea of replacing...
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Valentine's Day: Stuff That Happens In Every Engineering College
It's like this: usually, no girls EVER choose mech engg. 😔(
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Cars Made of Aluminum
Engine blocks and mountings are usually made of aluminum alloys these days, at least in middle-class to high-end automobiles. The only other mainframe part left is...
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Faster than wind wind powered vehicle! Violates Thermodynamics?
You said that there is a wind turbine (I accept it). You said that it is powering the vehicle to certain steady state (velocity is still...
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Faster than wind wind powered vehicle! Violates Thermodynamics?
True, but even if it is a turbine, it is hard to exceed speed of wind. Even in case of utmost efficiency, it cannot equal speed...
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Faster than wind wind powered vehicle! Violates Thermodynamics?
By the way, is there a way to simulate this in the labs with miniature models? I'm not sure whether the designer has made all the...
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What is the stress-strain curve for liquids?
There wouldn't be any. For one thing, the only need to define "stress" is to underline the important fact that a thicker column will probably support...
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Ask Questions To Dr. Vijay Bhatkar: Creator Of India's First Super Computer
Dear Sir, I've been reading your thoughts on your website about preserving the Gurukul system. Do you feel this system of 'handing down the tradition' is...
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How Accelerator works in car
It's like this: the more fuel you spray into the engine, the more power it will develop. Meaning, of course, that it will go faster. So...
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IIT - JEE being scrapped since 2013 , your views.
A moronic move by the MHRD. Completely pointless to dismantle a system that's been working perfectly.... well, at least we are still getting the best minds...
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Why Does A 2 Stroke Engine Require Internal Oiling?
not for automobiles maybe, but Wartsila and other Marine Engine makers do use two-stroke diesel engines for propelling ships.
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Something New Is Coming To CE - What's It? Guess & Win!
A TV program? A podcast? A Youtube Channel?? wheeeeeee heeeeeeee 😛
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6 stroke i.c.engine
The engine I read about had a fifth stroke in which it sucked in compressed air (without any fuel.. and the air had to be compressed...
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Bridgestone Airless Tires To Eliminate Lame 'Flat Tire' Excuses
I've often thought that flat tires are for engineers what the common cold is to the doctors. They are both common and annoying problems, and have...
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Alternative fuels for the internal combustion engine?
whatever you do, avoid hydrogen. The hydrogen embrittlement problem for metals is huge and will probably cause catastrophic failures one day. try running it on coal...
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Why Does A 2 Stroke Engine Require Internal Oiling?
Okay, I see that a lot of people don't like the 2 Stroke engine here 😀 But think about it: 2 stroke engines are more compact,...
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Wanted: A solution for preventing air pollution caused by vehicles
Okay, I have had this idea of using microwaves to pre-heat the exhaust gases before they enter the catalytic converter, when the engine is cold-started and...
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Sony's Paper Based Bio-Battery
It's a start. If the idea is to convert cellulose (which it may not be) then its future is probably bright. We have plenty of that...
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