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Electronics Communications Interview Questions
Questions Answers Views Company eMail

Define what is meant by fermi level in semiconductor? Where does the fermi level lie in an intrinsic semiconductor?

1038

Define what is a high-pass filter?

1000

Define what is demodulation?

1230

What is q-factor of the coil?

1197

Define beta of a transistor.

1083

Why the width of the base region of a transistor is kept very small compared to other regions?

1389

Define what is hole current?

1156

Define what is space charge width?

1182

Ripple as referred to in a rectifier circuit.

1104

What is a varactor diode?

1068

Which two currents are relatively close in magnitude?

1211

Differentiate semiconductors, conductors and insulators on the basis of band gap.

1008

What is piv of a diode in a rectifier circuit?

1067

Define what is meant by operating point?

981

What is a lissajous pattern?

1041


Post New Electronics Communications Questions

Un-Answered Questions { Electronics Communications }

What is modbus, profibus, fieldbus

2207


What is the difference between synthesised frequency hopping and base band frequency hopping?

6085


Magnetostriction is a phenomenon whereby the magnetisation of a ferromagnetic material leads to a change in

1060


What happens to the series current , load current and zener current when the dc input voltage of a zener regulator increases?

1160


How many such pairs of digits are there in the word " strive" each of which has as many letters between them in the word as they are in english alphabets?

2668


What are measurement reports in TEMS tools?

1947


What are the disadvantages of unidirectional or half-wave ac voltage controller?

1697


needed web address and its directory for objective type question with answer in electronics instrumentation paper.

3212


What is the difference between the bandwidth of half duplex and simplex transmission?

982


how profibus transfer data?

1030


Where we can split E1? (RRI, E1T1 & FIU)

2171


explain the output of the lexical analyser is

3210


how can we get the output of half adder by using 555 timer circuit,give it desired circuit diagram

2359


Define what is a p-n junction?

1172


Name some of the voltage driven (voltage controlled) devices?

1228