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Electronics Communications Interview Questions
Questions Answers Views Company eMail

what is the main function of LED ?

Seaton High School,

6 32844

functions of a resolver

1990

It is said that buffer is used when any circuit has to drive large outputs. why is buffer used?

1 3441

why we use MOSFET ?

2 5510

why transformer does not work dc

2 4981

Why EMI is very low in optical fiber,while frequency is very high? As we no that in general condition frequency inversely proportional to EMI.

IIT,

2 4482

what is setup time and hold time ?

1 3875

Which type of power plant is more easier to produce electrical power at economical condition?

HAL,

2069

why the backwheel of tractor is bigger than frontwheel?

HAL,

2003

Where is the maximum temperature in refrigeration cycle? a.Between evaporator & compressor. b.At Compressor c.Between compressor and condensor. d.At condensor

HAL, L&T,

2155

Kinetic friction when compared to Static friction is?

HAL,

2318

The ratio of Emissive to absorption power of heat by a body is equal to heat emitted by a perfect black body. Who said the statement

HAL,

2304

What is colour of flame if the of Halide Torch detects a refrigerant leakage?

HAL,

2422

The effect of reheating is

HAL,

2338

The property of a metal that is determined by the indentation on a metal surface

HAL,

2113


Post New Electronics Communications Questions

Un-Answered Questions { Electronics Communications }

what are thyristor family and explain it?

4497


hi.i m priya ,got shortlisted for syndicate bank po interview.When can we expect the interview to happen? n wat shud we our main focus while preparing 4 it.....need to revise btech subjects??Do they expect much for Banking Terminology.plz provide me someuseful links in this regard.my interview on 25 sep , plz send the interview details ,who are all before going to attend the interview ,,,it will be very useful for me .. thanks Priyasambanthar@gmail.com

1816


Explain zener breakdown?

1167


Which frequencies can't be used reliable beyond the horizon terrestrial communication without repeaters?

2942


what is receiver device in ir receiver which catch over signal of ir?

2091


What is meant by saying at what current is transistor biased?

957


What are applications of dsp?

1017


Dear concern Plz provide me the solved papers of Railway section engineer in signal...

1883


What is the feature’s in Group Policy? What is DNS? what is the use of DNS?

2078


why can't we share the charging of one phone to another phone? it would be useful during emergency times!! And the mode of sharing should be wireless...

1738


Can fuses with an ac voltage rating be used in a dc applications?

1026


Hi, I am an Telceom engineer,I know about LSL,HSL links between various Network Elements. Can anyone explain me about F link in telceom. Regards, Sanchit Bhardwaj

4126


when the generator running trip by earth current even though engine all so shut down the problem showing gcs waring and emergency trip there after starting always gcs locked out what is the problem [this is cummins qsk 23 electronic controle module governer

1857


What are chebushev filters?

1106


how does polarised capacitor works?at which situation in circuit it is used

2119