Sindhu Chowdary

Does sound really cannot travel through vacuum?

You mean to say that here both EM waves and sound waves are involved during their speech.is it? Then thanks a lot , that cleared my...

What happens to mobile phones with non-replaceable battery ?

Ankita KatdareJust remembered this old discussion while talking a friend about this. Any ideas on why do they make smartphone with non-removable batteries? What are the...

Liftering, its physical significance

MFCC is a feature used in Automatic Speech Recognition.To understand the liftering concept , first you need to understand the concept of Cepstral Analysis. Speech is...

SAP-Workflow

Can anyone explain what is workflow in SAP ?

The Great CE T-Shirt Selfie Thread - Because...Why NOT?

😁

Thread for invite codes - CE Tee

I have still 3 codes left with me..If anyone needs them message me....😀

Thread for invite codes - CE Tee

Hi, Can anyone send me a code please..😔

Thread for invite codes - CE Tee

SarathKumar Chandrasekarani sent you the code.check your inbox.If still you are having a code,can I get one ?

Best position for router antenna - and why?

I think placing the three antennas perpendicular to each other will give the maximum coverage. According to former Apple engineer,placing one antenna straight up and the...

How to receive power from mobile signal

Regarding collecting electrical energy from the bts signals once refer this. <a href="https://techcrunch.com/2011/08/03/harvesting-energy-from-radio-signals-two-new-devices-from-ja...

Quality Index in DSP?

What is the concept of quality index in Digital Image Processing?Can anyone explain about it briefly.

Can SAP IDE be installed in laptops?

I have found that an online access can be given to us.Check out this link. #-Link-Snipped-# we have to fill it and execute it and they...

Can SAP IDE be installed in laptops?

I want to install SAP IDES into my laptop.Is it possible? If possible what should be the system requirements like how much memory would it occupy?etc.,...

What is SAP?

Actually in my training I got the stream as SAP.We know that in java we do programming etc.,Similarly what exactly should the SAP trainee engineer will...

Announcing India's First Projects Showcase App On CrazyEngineers!

Really awesome idea. 👍 😀

The Lady, The Shopkeeper And A Fake Note - Find the Loss

@#-Link-Snipped-# 1.The cost of goods and 200rs saved by him makes it neutral.But actually he bought those goods somewhere else,isn't it?That 200rs will also be considered...

The Lady, The Shopkeeper And A Fake Note - Find the Loss

Dhananjay HarkareI agree with loss to be Rs.1000 But another way would be- shopkeeper gave Rs.800 to lady, she leaves. Then the other shopkeeper comes(from whom...

The Lady, The Shopkeeper And A Fake Note - Find the Loss

My answer is 2000rs. 1.Shopkeeper lost 1000rs because of fake note. 2.He lost 200rs because of flow of goods. 3.He lost another 800rs.(by giving a change...

If time machine will be invented in future, shouldn't it be here now?

Ankita KatdareI know that's a crazy question, but still I would like to know what CEans opine about this. If you believe that time travel will...

If time machine will be invented in future, shouldn't it be here now?

vinod1993Oh. Is my perception wrong? Do you mean zero friction and infinite travel time with constant velocity or variable velocity?I agree with @#-Link-Snipped-# and actually time...

Does the signal jammer , jam the bluetooth?

The answer to your question is both yes and no.Now a days the jammers are available specifically.Some only to jam the mobile voice communication signals and...

4K & 8K Television Transmissions Discussion

Kaustubh KatdareI agree on the zooming in point. The difference, however is very visible when you're looking at a full HD and a UltraHD TV -...

4K & 8K Television Transmissions Discussion

Kaustubh Katdare@#-Link-Snipped-# - Are you sure that 4K is visible only when the screen size is 60"? Galaxy S5's getting a 2K display already and I...

Conversion related problem:

A.V.RamaniWhat has that to do with the price of fish? Our moon's diameter is about 27% of Earth's. Its day is 29 of Earth days. Length...

The Lady, The Shopkeeper And A Fake Note - Find the Loss

I think ans is 1000 rs. The transaction between the two shopkeepers can be neglected. (because the shopkeeper gave a fake and taken the real cash...

4K & 8K Television Transmissions Discussion

After reading many articles and notes about 4k ,I think it will take many years for 4k to become a standard transmission.Because it will not only...

Buy engineering projects online for final year - Cool or Not?

Definitely it is not a cool idea to buy a project instead of trying out on their own.But here we cant blame the students completely.Because even...

Post increment in a loop

I am reading about what happens when a post increment is present in a loop and I came across this.Can anyone explain me the below code?...

Project Help - Space vector VSI PWM 3 HP INDUCTION MOTOR

Space vector modulation (SVM) is a standard for switching power convertors.It is an algorithm for the control of pulse width modulation.It is generally used to create...

AntiVirus App for Android OS

Anoop KumarLinux is not virus proof. Virus is a malicious program with access your data or modify in unintended way. If you don't have android 4.3,...

Share Your Awesome Desktop Wallpapers.

AntiVirus App for Android OS

Android is an operating system based on Linux which is virus free.But there are lots of antivirus apps for android. Do we really need antivirus app...

Project Help - Space vector VSI PWM 3 HP INDUCTION MOTOR

rukkui need a help to do my project..so my frndz help me on the topic space vector VSI PWM 3 HP INDUCTION MOTOR...send me some articles...

ARMv6 vs ARM v7 ?

It is obvious that armv7 architecture is better than armv6. Apart from gaming , in what terms armv7 is better than armv6? I want to know...

Submarine telecommunications cable data transfer capacities

The capacity of each cable depends on the planners and the company that owns the cable.If more amount of data is hoped to carry,then greater amounts...

No roaming charges?

Generally charges are incurred if we move from one state to another state within India as per national roaming policy.Now a days discussion is going on...

History in Youtube Is Not Stored When Accessing From Mobile. Why?

Then I think there is something wrong with my account may be.My doubt is cleared.😀

History in Youtube Is Not Stored When Accessing From Mobile. Why?

Ofcourse it is unchecked.Thats why I got the doubt.I checked in another mobile also.But I got the same result.😔

Bluetooth Data Transfer Rates

Always the revised versions of bluetooth are faster and efficient than the previous ones. For example bluetooth 2 - provided better pairing capabilities and Enhanced Data...

History in Youtube Is Not Stored When Accessing From Mobile. Why?

I have logged into my you tube account both in my pc and mobile.In both pc and mobile I am operating my account using same mail....

GSM TDMA > Please help

For your 1st question I think answer is 156.25 bits. For further information check this link. #-Link-Snipped-#

Why handset cord (of landlines) is always curly?

I observed that the handset cord of landlines are always culrly and the mounting cords are always straight. Is there any special reason so that the...

Does GPS always require Internet connection?

Actually GPS is using satellite services which don't need internet connection.But since relying only on GPS takes more time for locking the location we make use...

As mass around us increases , what happens to time?

crazyboyReally? Then why we are taking example of a pyramid only, any multi story building should also have the same effect, right? I live in a...

As mass around us increases , what happens to time?

Abhishek RawalOh no! Even you're standing on a ground with no pyramids around you, You'll still find that any object that's far from your eyesight is...

Why is the name given as vacuum cleaner?

This silly question popped into my mind just now. We know that vacuum means space or place that contains no matter.Isn't it? We use vacuum cleaners...

As mass around us increases , what happens to time?

Recently I saw a program in TV.The conclusion of the program is as mass around us increases , the time will reduce. I know the above...

Frequency separation within the channel

We know that to reduce the interference effects , frequency separation is provided between two channels. I heard that the channels we are using for a...

How to calculte centre of gravity using theoretical way

Center of Gravity is the center of object's weight distribution , where the force of gravity is considered to act. <a href="https://www.wikihow.com/Calculate-Center-of-Gravity" tar...

Embedded C and ANSI C

C and embedded C have more similarities than differences.Embedded C is nothing but simply we are using C in embedded systems. First difference is that the...

Does sound really cannot travel through vacuum?

I know that actually sound needs a medium to travel.So , it does not travel though vacuum. My doubt is there are many astronauts in space.Space...

What is the solution to harmful mobile rays that are effecting humans?

I would suggest to avoid usage of mobile phones inside the buildings.I mean try to limit the calls inside buildings. Also try to use the phone...

As the density increases,what happens to the velocity of the sound?

Now its cleared that though the velocity is inversely proportional to density , due to elasticity the velocity of sound is faster in solids (technically). Generally...

As the density increases,what happens to the velocity of the sound?

I got a doubt. Does sound travels in the form of shear waves only in solids , but not in the liquids or gases? Also in...

As the density increases,what happens to the velocity of the sound?

ConquerorSource: <a href="https://en.wikipedia.org/wiki/Speed_of_sound" target="_blank" rel="nofollow noopener noreferrer">Speed Of Sound</a> From this it is clear that not only...

As the density increases,what happens to the velocity of the sound?

We all know that the sound travels faster through solids and then liquids and then through gases. As far as i know solids are the medium...

LG Optimus G Pro finally to launch on july 4th

Finally after a short delay , the LG Optimus G Pro is ready to be introduced in the country.It seems to be the LG's response to...

What is the solution to harmful mobile rays that are effecting humans?

ashWhere is it proven? I believe it is still under study. Its not as clear cut as nuclear radiation, or like a high powered microwave transmission...

Is C Programming Language Platform Dependent?

What if we simply copy and paste the code?Will it work or not? Just a silly doubt.Because I am getting more and more confused now.

What is the solution to harmful mobile rays that are effecting humans?

Now a days,the usage of mobile phones became excess and almost every person uses a mobile phone. In the environment point of view,the mobile phone radiations...

How safe is mineral water?

ConquerorWe have seen several of us opting for Mineral water instead of the corporation water being pumped into our houses by the Government Why or What...

Is C Programming Language Platform Dependent?

Kaustubh KatdareI object: The last I checked C language works in Windows XP, 7, 8 and also on uBuntu. This proves that C is platform independent....

Is C Programming Language Platform Dependent?

The C programming language is not platform-dependent; rather, it is platform-neutral.This is one of the features that make C such a popular and enduring programming language.You...

How Is Intel's Smart Technology Different From Apple's Fusion Drive ?

apple's FD combines a 128GB flash based solid state drive (SSD) with 1 or 3 TB hard drive..the SSD and the hard drive that comprise the...

Cool gadget-gesture recognition

Kaustubh KatdareNot quite sure on how the technology is different from that found in Kinect 2.0 - which is much more sophisticated than what WII offers....

Tata Sky DTH Signal Disruption In Rain - Any Solution?

lalSo, some un-attenuated signal sure reaches the antenna. Now, if we place a bigger dish there, it will be able to collect much more signals, right....

Cool gadget-gesture recognition

some inventors have created a unique gesture recognition armband to control devices simply by moving your hands..it is named as MYO arm band.. you may think...

Power dissipated by diode

ConquerorHey can you guys tell me what will be the power dissipated by a diode 1N4007 if excited by a AC source of 30V peak to...

TRRAM (Transparent Resistive Random Access Memory)

thank you #-Link-Snipped-# there are no detail discussions about this TRRAM in the internet as far i searched... but this file may contain some useful information...

TRRAM (Transparent Resistive Random Access Memory)

some of the scientists at korean advanced institute of science and technology have created the first transparent computer chip..this chip is known as TRRAM (Transparent Resistive.....

Competitiveness unleashed

ya...one can say it is quest for knowledge... i say that it brings motivation in many CEans like me to utilize time in such a pool...

What happens when CACHE memory is cleared?

nishant aroraI think there is more clogged memory than the system is displaying to you and thats why it shows 42mb after you clear it. Sometimes...

Can computer work solely on BIOS, Without Operating System?

Abhishek RawalNope. It simply means that you are using pirated version of the Operating system. If you're like me who can't afford spending 14K bucks on...

Can computer work solely on BIOS, Without Operating System?

Sanyam KhuranaThat's problem with your Windows OS, it means you have not purchased a genuine copy but running a pirated copy. PS : Use Ubuntu, Free...

Can computer work solely on BIOS, Without Operating System?

ohh..i got it.. sometimes we get a message in our computers like "your os is not genuine.it is expired" like this.. it literally means that the...

Can computer work solely on BIOS, Without Operating System?

BIOS is a small program that controls personal computer's hardware from the time the computer is started and until it is taken upon by the operating...

Project in mobile communications

i have completed my B-Tech from ECE and i got 6 to 7 months free before i get my call letter..so i am thinking of doing...

Queries Related To Motherboard & BIOS.

generally you know that since SRAM is expensive we use DRAM for system memory and SRAM for cache memory....in between cpu and DRAM there is a...

Tata Sky DTH Signal Disruption In Rain - Any Solution?

Harshad ItaliyaNo that's not the main reason because sometimes cloudy environment cause signal disturbance and sometimes because of heavy rain. So main problem is signal error...

Tata Sky DTH Signal Disruption In Rain - Any Solution?

lalC -band doesn't seem to be afftected by this problem much. I hope it is because of the lower frequency than Ku-band (clarify communication engineers please)....

What happens when CACHE memory is cleared?

ok i think i understood what you said... actually i got this doubt from using my android phone.. first its available memory shows me lets say...

Tata Sky DTH Signal Disruption In Rain - Any Solution?

Ku band is more affected by rain because above 10GHz the dissipations due to rain increases and hence rain fade occurs...but solar impact isnt much serious...

What happens when CACHE memory is cleared?

suppose think that there is 10 Mb memory available and cache is 3Mb...if we clear that cache memory theoritically the available memory should be 13Mb...but if...

What happens when CACHE memory is cleared?

actually what happens when cache memory is cleared?is it the unwanted or wasted memory or is it something else? please explain in detail.

Announcing CEoM : The Global Clash Of The Titans!

i am on....👍

Tata Sky DTH Signal Disruption In Rain - Any Solution?

all the DTH services are operating through satellite communication.these DTH signals generally operates around 4Ghz and mostly 11Ghz i.e., Ku band...the main advantage of using thi...

Mobile and pocket internet in flights

ashOh right, well by planning, the main lobe of the radio antenna will usually be aimed slightly downwards depending where its installed and its intended coverage....

Mobile and pocket internet in flights

ashSorry, can you clarify your doubt? Are you talking about in the case of being airborne or in general? When phones receive signal they will transmit...

Mobile and pocket internet in flights

but in this case i got one doubt.. how can the cell phones signals reach BTS even though they transit with higher transmission power...is there any...

Mobile and pocket internet in flights

generally cell phones are not allowed in flights due to fear of interference with the communication system of the flight. its true that some private flights...

Announcing CEoM : The Global Clash Of The Titans!

great idea popped from cRazy minds.........i am looking forward to it.....

Earth Potential

lalThat is true based on the assumption/convention that "net charge possessed by earth is zero" in electrostatics. By Ohm's law, when current flows through a conductor...

Information about Scilab Software

ya i know that square is also a rectangle....my doubt is then there is no reason to specially mention about the type of the matrices..

Information about Scilab Software

in the pdf file they are saying that the resulting matrices must be rectangular..but i always the matrices are square matrices.. can you clarify this?

What is the resistance between neutral and ground or earth?

basically,we consider ground to be at zero potential..that means elecrton can flow to & from earth ..and the workdone in doing so will depend only on...

AV File - How to audio / video signals work?

when someone talks to you information travels towards you in the form of a sound wave.your ears and brain decodes this information making you understand it.this...

Zero gate current in jfet

In normal operation a gate voltage is applied to a JFET such that the p-n junction formed by the gate and the channel is never forward...

Why does a low wattage bulb glow brighter than a high wattage bulb in series connection?

The higher-wattage lamp has a lower resistance than the lower-wattage lamp. So, when they are connected in series, the larger voltage drop (IR) will appear across...

Earth Potential

electrical potential is measured as V = kQ / R .. ..(J/C or V) Since the net charge possessed by the Earth is zero it's surface...

Information about Scilab Software

can you explain me about matlab and simulation..i got confused between these two.

Information about Scilab Software

can anyone tell me about scilab software.i heard that it is like matlab or its extended version.please give me details. thank you

Why do we normalise vectors or frequency?

Why do we go for normalization like normalized vectors or normaluzed frequency etc.why cant we just use the original ones?

Daily Technical Quiz Event.

yeah rahul69 is right...what if many questions were asked on the same day bcoz no one knows who is going to post the question next!!!!!😐

speed & gravity

oh ya elliptical paths...i think thats how satellite launching takes place..i have another doubt here..a satellite is taken to its orbit by 2 methods..that is first...

speed & gravity

we know that any object which is thrown with a speed of 11.2kmps or greater can overcome the earth's gravitational pull and enters the space....is there...

Who Do You Want To See As Moderator On CE?

my suggestions are: #-Link-Snipped-# #-Link-Snipped-# #-Link-Snipped-# #-Link-Snipped-# #-Link-Snipped-# #-Link-Snipped-# 👍

When transmitter & receiver move in same direction with same velocity

from the above answers it is clear that since the relative velocity is zero there is no change in frequency..actually the bodies are stationary to each...

When transmitter & receiver move in same direction with same velocity

#-Link-Snipped-# sir,can you explain me what is meant by rest wavelength??

Dual SIM phone call waiting on one SIM when using other SIM?

do you mean that samsung phones have such facility...i mean their processors are smart enough to recognize another call on another sim?

When transmitter & receiver move in same direction with same velocity

we know 4 cases in doppler effect... 1.transmitter and receiver stationary-no frequency change 2.transmitter moving (away or towards the receiver) & receiver stationary 3.receiver...

Android Mobile App | Collection

try this one...airdroid app #-Link-Snipped-# we can visualise our mobile home screen on the desktop of our pc via wifi (provided the wifi for both the...

Dual SIM phone call waiting on one SIM when using other SIM?

In dual-SIM mobile devices, suppose we are engaged in a call via the first SIM. If another person calls on the second SIM during this period,...

Satellite Orbit-Stable Points?

ya this is what i am looking for....at these points the satellites make a drift and due to this velocity increases and decreases...this is what the...

Satellite Orbit-Stable Points?

ya i know the varaition of velocity at apogee and perigee points...but stable points are different..their other name is graveyards...there are two stable points...75 degrees east.....