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Electronics Communications Interview Questions
Questions Answers Views Company eMail

What is latching current in scr?

1038

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

1186

What is delay angle?

1135

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

1168

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

1117

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

1350

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

1126

What are the advantages of current commutated chopper?

1107

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

1494

What are the methods of reduction of harmonic content?

1033

Explain what are the universal logic gates?

1120

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?

1125

what are the advantages of using a voltage follower amplifier?

1114

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?

1200

What are the advantages of six pulse converter?

1917


Post New Electronics Communications Questions

Un-Answered Questions { Electronics Communications }

In C language the condition(4%2==0) and in scanf statement the declaration as %d for integer.Now in the first condition it performs the modulo operator but why it is not so in scanf statement?

2020


what is a state table?

1002


For the same order of doping, why does n-type semiconductor exhibit larger conductivity than p-type semiconductor?

1126


Why emitter is always forward biased?

1126


What are the main classification of inverter?

1239


difference between pre silicon debug and post silicon debug

2450


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?

2158


If anybody have technical test papers for HPCL. Pls, mail me on akanksha417@yahoo.com.

1847


A FREQUENCY CATCHER AND SIGNAL BREAKER AND UNKNOWN FREQUENCY SENDING DEVICE MADE BY ME.DO YOU CALL IT AMAZING INVENTION THAT BLOW DRONE IN 1 SECOND?

6538


Explain the difference between emulator and simulator?

984


What is the turn-off time for converter grade scrs and inverter grade scrs?

1061


Define why r-c filters are suitable only for light loads?

1037


why the signals of wireless in db value

1762


What are the advantages of current commuted chopper?

1021


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

1112