Electronics Communications Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electronics Communications Interview Questions

Questions Answers Views Company eMail

What is latching current in scr?

1106

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

1239

What is delay angle?

1216

What is meant by positive converter group in a cyclo-converter?

1227

Explain why is the plastic dip ic package most widely used?

1156

Why circuit turn off time should be greater than the thyristor turn-off time?

1417

Explain why is an excess-3 code called an unweighted code?

1204

What are the advantages of current commutated chopper?

1200

List the parameters that should be considered for ac and dc applications.

1567

What are the methods of reduction of harmonic content?

1102

Explain what are the universal logic gates?

1184

Describe the working of 3φ fully controlled bridge converter in the rectifying mode and inversion mode. And derive the expressions for average output voltage and rms output voltage?

1172

what are the advantages of using a voltage follower amplifier?

1206

For a type a chopper (first quadrant), express the following variables as a function of vs, r and duty cycle in case the load is resistive average output voltage and current?

1254

What are the advantages of six pulse converter?

1987

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Un-Answered Questions { Electronics Communications }

Sir,I have two years year gapping after the completetion of my 10+2.Then i had studied 1 year chemistry(hons)and had sat for part1 chemistry(Hons) exam..I got 60% in Hons also.I had sat Hons and Enginering Joint entrance exam together in the same year of 2008..But i got better opportunity and I switched to ECE..Sir,may i eligible to sit exams and interviews for any IT company,software technologies,consultancy company,electronics core company..??..thanks...

1991

what is frame structher in SDH .

2192

State advantage in using microcontroller while designing any system.

975

What is avalance breakdown?

1050

Differentiate between microcontroller and microprocessor.

1148

How α and β are related to each other?

1145

Explain what does ce mean..u will see it on almost every chip(ic)?

1197

what are the basic logic elements?

1141

Define what is the effect of temperature on extrinsic semiconductor?

1133

A channel has a bit rate of 4kbps and a propagation delay of 20msec. For what range of frame sizes does stop-and-wait give an efficiency of at least 50%

3677

Can a gas be used for conducting current?

1076

Explain why regeneration is not possible in semiconductor

984

Explain is rfid in developing stage?

1155

i want to know fire safety factory purpose .. does fire mauual call point requires hooter or mcp has inbuilt siren...???

1997

wat power transmitter we use in radar n explain its principle??

2045

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