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Electronics Communications Interview Questions
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The electric field in the space charge region decreases with forward bias and increases with reverse bias. Why?

 712

What is the purpose of bleeder resistance in a rectifier circuit using l-c filter?

 684

Define what is photodiode?

 740

What is a cathode ray oscilloscope (cro)?

 696

Define the limitations in the operation conditions of a p-n junction.

 985

Explain why a voltmeter should be of very high resistance?

 690

What is a feedback? And explain different types of feedback.

 643

What is tunnel diode?

 663

What is cdma, tdma, fdma?

 784

What is point contact diode?

 666

Define what is meant by small signal amplifier?

 671

What electron gun assembly is provided in crt?

 721

What is the effect of temperature on the reverse saturation current of a diode?

 775

Is reverse saturation current of a diode is independent of reverse bias voltage?

 713

What is meant by filter?

 714

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Un-Answered Questions { Electronics Communications }

Compare the generalized subnetting with VLSM.

1791

What is aircombining?

1831

Noise with uniform power spectral density of n0w/hz is passed through a filter h (w) = 2 exp(-jwtd) followed by an ideal low pass filter of bandwidth bhz. What is the output noise power in watts?

960

i in 4th year electronics engineering. i ask about ideas for graduaring projects?

1756

Explain the difference between fixed-bias circuit & self-bias circuit?

1134




Why are the 2 input terminals of an op-amp are called as inverting & non-inverting terminals?

737

What is the main differnce between the SCADA and HMI also what is DCS?

1744

sir, please send me RRB Question papers for Section engineer Signal..

2057

Tell me why 440 volts instead of 660 volts in 3 phases of supply system?

657

What is op-amp?

740

What is a weighted code?

713

Why interlacing is used in television?

708

what do u mean by Abis interface between bts and bsc

2480

plz send the rrb junior engg and assistant loco pilot previous quastion papers

1635

How to Create the Node file with Multi Dropping

1668

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