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 13505

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

3913

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

2065

What is erection of electrical system?

1 6205

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

NHPC,

1 3878

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

5 7216

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

1 4358

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

L&T,

1 4999

Name some application zrea where IDMT relay can used?

SKB,

3 16027

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

3 7547

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?

2000

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

1813

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

2254

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

Areva, IIT, Marine Electricals,

2 31908

what is meant by Back emf ?where its occur ?

6 13684

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Un-Answered Questions { Electrical Engineering }

Merits & Demarits of Oil circuit & Air circuit breakers ?

2042

What will be the size of copper cable (each for 3 phase and 1 neutral) from Service connection Kit-Kat to Panel Board (i.e. to main switch) for a 6 pole 3-phase AC induction motor of 200 H.P. capacity? Amp-255 A, Frequency:- 1450 rpm.

1923

what will be the effect if you were using different brands of outlets?

1883

Diagram on interconnectivity of 11kv transformer with RMU (i.e, one incoming and two outgoing or two incoming and one outgoing)

2681

11 kv input, 66 kv input advantages

1352

How much load can be taken for chiller from 1500 kva transformer

1227

How the over load setting for HT Motors calculated-provided in Numerical Relay

1762

When will you multiply and devide with derating factors to the actual value while sizing the cable?

1902

Why squirrel cage motor can only use with low starting loads ?

2008

How to design the earth grid for lightning protection in an industry

4572

How to calculate of maximum demand if given 628kw, 785kva, 0.8 p.f.

1604

What is dielectric loss?

1097

What is boucholz relay and the significance of it in to the trformer?

1099

WHERE CAN I GET THE PREVIOUS QUESTION PAPERS OF Govt Polytechnic in deee 2nd year papers

2707

What Should be the value of Vector Surge angle at Tripping and how to calculate it?

2028

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