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Electronics Communications Interview Questions
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Explain why does an op-amp have high cmrr?

 474

What types of inverters require feedback diodes?

 722

Give some examples of power electronics applications in the day-to-day life?

 493

Draw the circuit diagram of 1φ capacitor commutated current source inverter and explain its operation with equivalent circuits for different modes and necessary wave forms?

 477

What are the applications of an inverter?

 447

For the cmrr to be infinite what will be the condition?

 522

What is the duty cycle in on-off control method?

 472

What is meant by pulse triggered devices?

 426

What losses occur in a thyristor during working conditions?

 586

What is the formula for non inverting amplifier?

 485

what is an operational amplifier?

 479

what are differential gain and common-mode gain of a differential amplifier?

 430

What is non-weighted code?

 449

why the circuit turn off time should be greater than thyristor turn off time?

 473

Explain the operation of multistage control of ac voltage controllers with neat diagram?

 460

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Un-Answered Questions { Electronics Communications }

give some important questions in Airport Authority of india junior Engineer ATC exam?

1444

What is equalisation? Why do we need it?

3816

What is meant by duty-cycle?

441

What is a lissajous pattern?

469

How to convert three phase to single phase in ups

950




What is meant by the deflection sensitivity of a cro?

464

how a DPAD converts voltage to current?

1683

does capacitor requires ac or dc supply?Why?

1231

Is M-ary PSK bandwidth efficient or power efficient

1563

What is intrinsic semiconductor ?

472

Define hybrid parameter?

399

Why the actual q-factor of the coil is someexplain what larger than the calculated q-factor?

402

write power supply application, manufacturing, advantages, cost

1408

How to Create the Cross connection with RRI & E1T1.

1620

working of tuch screen pannel

1477

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