Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

what is XLPE type cable

Areva,

8 13739

HOW TO CALCULATE THE HEAT AND LOAD OF LT-SUBSTATION WHICH CONTAINS 2*1MVA TRANSFORMERS,LT SWITCH BOARD,MLDB,ACB,BUSBAR,ETC...?

3947

HOW TO CALCULATE THE HEAT AND LOAD OF LT-SUBSTATION WHICH CONTAINS 2*1MVA TRANSFORMERS,LT-SWITCH BOARD,MLDB,ACB,BUSBAR,ETC,......?

2097

What is erection of electrical system?

1 6273

what is rotatng magnetic field in case of three or multiple phase alternating current machines???

NHPC,

1 3943

Brushed alternator is also called dc generator ? its true or false ?explain it ?

5 7384

what is the working principle of Brushed alternator ? without exictation how we can give dc supply to rotor ?

1 4418

Totally how much power will be consumed in 1 hour cotinuous running of electric train engine?

L&T,

1 5090

Name some application zrea where IDMT relay can used?

SKB,

3 16192

i am working in a grid substation,TNEB having 13 yrs experience. Am I eligble to get apply for c licence now?

3 7676

I am a possesor of c licence from 1993. I forgot to renew during the year 1998. During that time I was working at TNEB to till date. Is there any possibility to get renewed? or to apply for a new one?

2040

HOW MUCH CURRENT DOES SYNCHRONOUS MOTOR TAKES AT SYNCHRONOUS SPEED IN NO LOAD CONDITION ?

1853

why different series of vfds (like allenbradley)are used in industry ?

2301

what is difference between c-power & u-power air circuit breaker?

Areva, IIT, Marine Electricals,

2 32151

what is meant by Back emf ?where its occur ?

6 13880

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Un-Answered Questions { Electrical Engineering }

If I want to replace a 26KW Slip ring Motor with a Squirrel Cage motor & Drive (for a Hoist Application). How can I approximate the Motor & Drive HP required in new Setup.

2273

What types domain of laplace transforms? What behavior can laplace transform predict how the system work?

1145

What happens if we run alternator on under frequency?

2115

Witch do depand of Power factor and theory of power factor?

2096

Why does an induction generator is preffered as compared to synchronous generator in especially a wind energy power production project?

2125

how dose servo motor works

1919

features of hbc fuses

2421

WHAT IS THE FUNCTION OF SHORT CIRCUIT MAINTENANCE CT

2445

How to check the cable fault / hv test of transformer cable.

1880

132/66kv sub-station procation ?

2263

What is the IS standard for MCCB to be use (As per capacity of AMP)& for ACB also.

2038

Brief working principle of stabilizer,application & safety precautions

5691

How npn and pnp transistor works

1140

what is cascade speed control device?and how this device control the speed of motors?

2158

how circuit breaker work.. what is the operations taking place inside a circuit breaker when an overcurrent occurs... is it similar to fuse?

2069

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