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Electronics Communications Interview Questions
Questions Answers Views Company eMail

Explain why does an op-amp have high cmrr?

177

What types of inverters require feedback diodes?

165

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

196

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?

179

What are the applications of an inverter?

155

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

205

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

179

What is meant by pulse triggered devices?

177

What losses occur in a thyristor during working conditions?

220

What is the formula for non inverting amplifier?

179

what is an operational amplifier?

180

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

167

What is non-weighted code?

186

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

173

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

168


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Un-Answered Questions { Electronics Communications }

What is voltage commutation?

167


can u send me previous question papers of secction engineer (electronics),chennai rrb.

1240


Explain what is pulse logic system?

194


can you give me example of igbt drive circuit... i still not under stand how it can be design with certain equation using mathlab program...

1189


we are operation 3 generator with module 5510 and electronic control module . two generator running system healthy and generator called another one generator running always generator called did not showing system healthy

1044






what are types of walsh code in cdma.

1619


Explain what is the meaning of tristate signal in electronics?

155


What are the types of cyclo-converters?

180


write a c programme for add of two numbers with out use of arthematic operators

1026


What is the difference between emulator and simulator?

132


what were the challenges you faced during the project technically and how did you cope up with that?

962


What is forced commutation?

176


write test cases for cases

1133


What are the disadvantages of ac voltage controllers?

159


which book is good for electronics aptitude test?

5927