Electronics Communications Interview Questions
Questions Answers Views Company eMail

Explain why does an op-amp have high cmrr?

712

What types of inverters require feedback diodes?

1007

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

667

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?

668

What are the applications of an inverter?

650

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

785

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

647

What is meant by pulse triggered devices?

657

What losses occur in a thyristor during working conditions?

859

What is the formula for non inverting amplifier?

669

what is an operational amplifier?

654

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

612

What is non-weighted code?

609

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

712

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

681


Post New Electronics Communications Questions

Un-Answered Questions { Electronics Communications }

is Motorola GSM Duplexer active or passive device?

1987


What's the difference between looping 0s and 1s in K map?

4714


Explain the operation of 1φ ac voltage controller with rl load?

679


pls send me the syllabus questions on rrb section engineer (telecom)

1991


What are octal and hexadecimal systems?

715






what is am transceiver.

641


The positive clipper can be easily converted into negative clipper by A Reversing diode and changing the polarity of reference voltage B Reversing diode only C Changing the polarity D None of these

3285


What are the poles of alternators made of?

626


what is bts

1948


4 Stage ripple counter with delay(f/f) 10msec. How much time it takes for a state to change. 4*10=40.

682


why we use -48V in nokia BTS

2676


why we are using register of 1k,10k,100k,47k,330k in cell phone based voting machine project?

1720


what should i prepare for an airport authority of india's interview for ATC post? I have interview in next week. so, Please help me out.

1799


Define what do you mean by donor and acceptor impurities?

667


What is the need for load flow study?

683