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Electronics Communications Interview Questions
Questions Answers Views Company eMail

what is the main function of LED ?

Seaton High School,

6 32858

functions of a resolver

1996

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

1 3446

why we use MOSFET ?

2 5525

why transformer does not work dc

2 4983

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 4494

what is setup time and hold time ?

1 3883

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

HAL,

2074

why the backwheel of tractor is bigger than frontwheel?

HAL,

2009

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,

2157

Kinetic friction when compared to Static friction is?

HAL,

2324

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,

2308

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

HAL,

2425

The effect of reheating is

HAL,

2338

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

HAL,

2122


Post New Electronics Communications Questions

Un-Answered Questions { Electronics Communications }

what are control system components?

1924


Define what is point contact diode?

1077


When the two inputs of a multiplier are connected together, the device operates as a A Voltage doubler B Square root circuit C Squaring circuit D Averaging circuit

1869


I am completed B.E(ece) and i have 3 years of experience in HT line , is there any chance to ger c license please guide me Thanks & regards 965550212U

1688


I want previous rrb enteranse exam papers in junior engineer(Signal/Tele/c&w). please send that papers to my id dkg_unnao@yahoo.com

3338


respected sir, I am Diptiranjan swain have already applied as IFFCO GET ONLINE FORM-2013.kindly,send me one set of previous year question paper.

1950


what is resistive diode?

2394


Define buck boost converter.

1074


explain about IEEE 802.11 wireless home networking?

2881


define conversion time.

1198


Draw the circuits of cb, ce and cc configurations using npn transistor.

1122


define inter-base resistance

1203


What is the approximate cost of the monitoring cables time domain reflectometry?

1000


What are the UE modes in GSM,GPRS,UMTS and LTE

3681


hi iam having b tech aggregate of 60%and 15 back locks cleared in course time and gre score of 1000 can i get visa

1762