lal
@lal-R60Xjx Member
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Something confuses me an exam ..
Yes, it would, and note that it is true only if you keep the reference of measurement same in both cases. If A and B are...
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Something confuses me an exam ..
Why don't you start by represeting those networks as two equivalent Norton circuits and equate? Let us know what relations you come up with. For instance,...
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Nostalgia creeping in.. Old CEans, how are you all doing? :)
Ah! I remember spending a really long stretch of time reading and investigating the whole CE Bot thread, in one go. That thread is one of...
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Nostalgia creeping in.. Old CEans, how are you all doing? :)
Awesome! Feels home again.#-Link-Snipped-# yes, the classic login was being missed, big time! :D
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Why does the glow of lamps becomes weaker when heavy current appliance is switched on?
#-Link-Snipped-# What happens if a wire is loaded to 20A that is designed to carry only 10A? You do the math.
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DC MOTOR CONTROLLED DOOR
What kind of door are you trying to use the motor with; sliding, conventional or what?
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[POLL] Should 3.5mm headphone jack go or stay?
I seriously fail to see an advantage there except for any space that could be saved by removing the jack. A phone will have far better...
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[POLL] Should 3.5mm headphone jack go or stay?
Anoop Kumar Headphone Jack 3.5 required digital to analog conversion. Not required if we are looking for true experience. I didn't understand what you meant there....
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[POLL] Should 3.5mm headphone jack go or stay?
USB ports evolved, Charging ports evolved, technology itself evolved, but the 3.5 mm Analog Audio Output port stayed strong for decades. It looks a little big...
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Spam Attack on CrazyEngineers
Could there be some filter which prevents posting new threads with hyperlinks, or some common spam words until a mod approves it?
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What happens to mobile phones with non-replaceable battery ?
Kaustubh KatdareHas anyone among us ever got a 'non-replaceable' battery replaced? I think most of the modern Li-Ion batteries used in mobile phones and laptops have...
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Voice Controlled Personal Assistant using Raspberry Pi
Karthic CMKnowledge is meant to be shared.Knowledge is, but not the source code 😁 unless the person who did all the hard work is very generous!
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Ground Fault Problem
DroopyThat's when I noticed that when I checked voltages to ground, instead of reading 277 on each phase, I would read 480V on two legs and...
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Problem in Programmer
Does the programmer get detected by the flashing software? Or does it not have to? PS: I do not have any experience with 89c51 and its...
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Visiting Bangalore | 29th Nov - 4th Dec 2016
I might have to visit again. Will definitely make sure to drop a comment if that is the case.
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Visiting Bangalore | 29th Nov - 4th Dec 2016
Oh, snap! I just returned after a few days' stay yesterday 😖
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why we connect voltmeter in parallel with series connection of diode and ammeter for reverse biasing
Question: What are the significance of readings you get from those metres in the mentioned configurations? Or what do the readings mean?
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Can someone explain Raspberry Pi3?
Those are like your cellphone. But quite a lot tweakable than that. The processing power is comparable to your cellphone, but the direct access to hardware...
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CrazyEngineers IO Web Apps - A Bit In More Detail
That is great. There are a lot more possibilities than career guidance, resume building and managing to do list and those should be concentrated much too....
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Power systems engineering project ideas
Rather than finding a random project, I believe the best source is your mind itself. In between your studies or industrial visits or internships, you would...
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What is the use of core in a transformer?
Vipin vermaYes I found, Transformer can be design without core, But losses will more occurs, that's why we use core for better efficiency.I assume you know...
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What is the use of core in a transformer?
Vipin vermaPlz, try to do practical and then find ans. Never says to anyone, Transformer can't design without core. It's proved, a transformer can design without...
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Signed up on IO? Tell the world here!
Is pending review and under review the same? I have "pending review" for the last 24 hours.
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CrazyEngineers IO Related Questions and Answers
I see, so money is brought in to the scene! So what are the legalities, terms and conditions?
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What is the use of core in a transformer?
There are a few things which make core an invaluable part of a transformer. I am hoping you are aware that induction of voltage in the...
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Advice for project using raspberry pi or arduino
I couldn't find the links to those discussions specifically, I don't remember the thread titles. But there was this animated Pixar desk lamp project someone did...
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Advice for project using raspberry pi or arduino
I couldn't find the links to those discussions specifically, I don't remember the thread titles. But there was this animated Pixar desk lamp project someone did...
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Advice for project using raspberry pi or arduino
It is fairly impossible to give simple answers to those questions. The kind of money, effort and time you'll need to spend will depend on the...
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Why is the charge transmitted by electrons and not protons?
Protons are bound inside the nucleus not really able to move. If you want them out, that's like breaking the nucleus which would generate a lot...
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ideas about vehicle running without fuel
Don't we have the bicycle for that 😁 Alright, Electrical energy is already being used in place of fossil fuels. People have created spring would vehicles,...
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INTERRUPTS- PIC16F877A
I cannot comment on the code. I never had experience coding in MikroC. I write in assembly. By the way, does PIC respond to external interrupt?
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INTERRUPTS- PIC16F877A
Yes, you can. For all the interrupts, PC will point to 04h and you will need to further check the flags to see what action caused...
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New Non-destructive Industrial Testing Technique Devised
I didn't know measuring electrical properties included destruction of material 😐 I was actually hoping to read about non destructive test methods to find mechanical properties...
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I must know some interesting facts about GTO thyristor-controlled series capacitors
Could that in any way be related to Capacitor Discharge Ignition used in vehicles? It seems so to me. Check this <a href="https://en.wikipedia.org/wiki/Capacitor_discharge_ignition...
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How to identify 4G SIM card?
Any Idea which band shall be used by Idea to launch its 4G services? Heard not all phones support all bands. Especially the 850MHz band. IIRC,...
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Permanent battery in cellphones - solar panel
I have seen that on many power banks too. There would be a solar panel and even in the shadows, the charging led will be blinking....
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motor selection for a particular load
You have to figure out the maximum speed and torque you require on the wheels. They you got to figure out if you're going to use...
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World's Cheapest Smartphone At Rs. 251 - Freedom 251 Touted To Ring Bells of Revolution
Koushal PatelI repeat, we have a very sophisticated government approval process of allowing these kind of stuffs in the market.And are you sure the government and...
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World's Cheapest Smartphone At Rs. 251 - Freedom 251 Touted To Ring Bells of Revolution
Let some conspiracy bloom too. Some unknown underground agency is funding the company to create the largest and most effective spy network over India 😁 By...
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How to calculate unit of motor?
Directly calculating motor power using the formula to deduce power cannot be used as converter output will be having a different voltage than the input. So...
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Permanent battery in cellphones - solar panel
The simplest answer could be, current technology of photovoltaic cells aren't capable enough to do that. The amount of electrical energy that could be generated from...
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hybrid vehicles Bhev
Interesting project. How much have you progressed with it? Do you plan to start building from the base or modify an existing car for the time...
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How to calculate unit of motor?
Around 7kW if voltage is assumed to be 415V, 3phase, power factor to be 0.8 lagging and inverter efficiency around 80℅.
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How to calculate unit of motor?
Did you say the input current of drive from its spec? If so, it would not be more than the mentioned value unless overloaded!
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How to calculate unit of motor?
Wait, it looks like I have perceived 'drive' the wrong way. Is drive simply a star-delta starter or a power electronic motor controller? And I assume...
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How to calculate unit of motor?
When you calculate the power at input and output, you'll see the output is lesser than the input due to losses. Anyway, to answer the question,...
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Tata Sky DTH Signal Disruption In Rain - Any Solution?
Ankita KatdareWhy don't the service providers employ this solution? Are there any obvious disadvantages to it?Yes, the biggest advantage of using 'Ku' band is the ability...
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How to calculate unit of motor?
Input it would be. Motor and drive together should be considered. Drive would be dissipating a part of the energy it consumes as heat (losses) and...
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Carrying out FAT at Site instead of at factory
Well, ideally FAT is conducted at the manufacturing facility itself. But then, if the vendor and client are in to some kind of agreement, FAT and...
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Remote Control Mouse Using TV Remote
There is an open source package called "LIRC" which could be used to send and receive IR signals using a computer. You could read the wiki...
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What is the difference between pressure and stress?
Ankita Katdare#-Link-Snipped-# Could you share your views here?It seems like there is nothing extra I could add to this discussion. I only had an understanding that...
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LEDs..cheaper or costly..?
LEDs are supposed to be driven controllably. Usually closed loop current or temperature controlled circuits are used to drive LEDs. This itself is the main reason...
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Current, Voltage & Resistance
It would be more meaningful the other way. Potential difference (pd) is the driving force for current. That is, current is directly proportional to voltage. But,...
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Current, Voltage & Resistance
Why don't you try state Ohm's law and post what you understand. We'll work from there!
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Tata Sky DTH Signal Disruption In Rain - Any Solution?
Ankita KatdareI was just wondering if there was a way to minimise the effect of rains on DTH signals. A friend just called up to say...
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What is power zerk (transients)? Why does it happen?
Well, mostly the sources for transients are load fluctuations. Sometimes faults which are not directly in the immediate network of the power system can cause it...
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