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

Electronics Communications Interview Questions

Questions Answers Views Company eMail

Define what is the effect of removal of bypass capacitor in a ce amplifier circuit?

1206

Define what is the main factor for controlling the thermal generation and recombination?

1359

What are ‘emitter injection efficiently’ and ‘base transport factor’ and how do they influence the transistor operation?

1160

In which bands do the movement of electrons and holes take place?

1395

What is intrinsic semiconductor ?

1136

What is meant by led?

1102

Define what is meant by voltage regulation of a dc power supply?

1133

Why silicon type transistors are more often used than germanium type?

1293

Why common-collector circuit is known as an emitter follower?

1151

Define what happens to the conductivity of semiconductor with the rise in temperature? Compare with the conductivity of metals.

1155

Explain what is reverse saturation current?

1196

Why transistor is called current controlled device?

1328

What is the ratio of majority and minority carriers in intrinsic and extrinsic semiconductors?

1275

Define cut-in voltage of a p-n junction diode?

1204

The output of a 60hz full-wave bridge rectifier has a 60 hz ripple. It this circuit working properly?

1376

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Un-Answered Questions { Electronics Communications }

What is meant by step-down cyclo-converters?

1136

why we use chopper circuit in TV ?

2434

Which type of power plant is more easier to produce electrical power at economical condition?

2126

3. What is the command to unlock the BTS

2231

Explain why gold is added to the p-n junction?

1255

what is the diffeence between real time testing and GUI testing?

2286

1. What is leakage current? 2. Transistor VI characters? Explain. 3. What is dc load line? 4. Differential amplifier circuit. 5. Recursive interrupts. 6. Diagram case microcontroller and Eprom 7. Use of grey code? 8. Design counter from 1 to 11. 9. Characteristic impedence?Z0 value of probe used in lab. 10. 3 input TTL logic. 11. What is Pseudo random sequence? Why it is called so? 12. What is stack? 13. Different types of voltage regulation?

2252

What is meant by mcmurray inverter?

1417

Differentiate between ppi and input output devices.

1167

write the expression for a multiple Pi section filter's ripple factor?

4437

What are the effects of ageing or using second hand IC or other electronic components?

2104

HI ALL.. I TOO APPLIED FOR THE POST OF JR.EXECUTIVE ELECTRONICS(AAI).HOW DO U PEOPLE KNOW ABOUT THE EXAM DATE DO U GOT ANY ACK...

1995

hi ,iam saikiran my betch is 56% of 24 backlogs .gre 860,ielts 5.5 and i had booked my slot in june ,how i should prepare any suggestion

2351

how to test on design and style in software?

1107

behaviour of capacitor & inductor in ac circuits at t=0 & t=infinity.

2147

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