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Electronics Communications Interview Questions
Questions Answers Views Company eMail

Explain why does an op-amp have high cmrr?

1023

What types of inverters require feedback diodes?

1436

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

1029

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?

1097

What are the applications of an inverter?

1027

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

1149

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

1060

What is meant by pulse triggered devices?

990

What losses occur in a thyristor during working conditions?

1226

What is the formula for non inverting amplifier?

1087

what is an operational amplifier?

1063

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

985

What is non-weighted code?

1093

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

1069

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

1031


Post New Electronics Communications Questions

Un-Answered Questions { Electronics Communications }

what is the difference between pthread and taskSpawn

2601


What is characteristic of ideal opamp?

963


13. How many TRX are supported when we use one M2HA card in BTS? 14. Name the different types of power supply card in BTS and the output power of each card

2007


Why memory width is not 16-bit? In stead of having 8-bit in 8085?

1840


What is an idea current source?

1131


working and uses of current transformer?

2041


The function of a transistor used in any of the ics is to perform switching action and not amplification. Then why diodes are not used instead of transistors as diodes also exhibit the same switching action?

1098


why dose response of a phototransistor depent upon the wave length of the incident light?

2058


Explain zener breakdown?

1127


Explain what are the basic logic elements?

1197


Pease send Quantitative Quantitative Aptitude Question

2021


why sometimes PF value have an negative sign?

2030


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

1192


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

2046


How is the inverter circuit classified based on commutation circuitry?

1228