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 are locations arc protection relay is fixed.

KSEB, L&T, Siemens,

1881

Zone of protection and tripping scheme of arc protection relay.

KSEB, L&T, Siemens,

1872

High speed earth switch operation with diagram

KSEB, L&T, Sanden Vikas, Siemens,

2491

Difference in load break switch, isolator and circuit breaker.

KSEB, L&T, Siemens,

1 3909

If breaker is undefined position, first step to do.

KSEB, L&T, Siemens,

2267

Load break swicth maintenance procedure.

KSEB, L&T, Siemens,

1772

What is double throw isolator and single throw Isolator.

KSEB, L&T, Siemens,

1 6866

After taking shutdown of 11kv feeder, if you see 5kv by phasing stick in the cable side, is it possible to close earth switch in cable.

KSEB, L&T, Siemens,

2356

What is the main feature of v/f control?

1 3092

will 1050kva DG set withstand for back charge of 16MVA transformer

1857

How to calculate percentage impedance of a power transformer.

1 2716

why we earth only one side of a power cable. And which side is advisable to earth.

1 2780

What is the difference between earthed and unearthed power cable.

1 3087

What happen if a 18 watt fluorescent tube is used on 36watt choke,which one damaged or not damaged, if damaged why that damaged?

Bharat ITI,

2 3281

3 phase induction motor rotor field rotate at synchronous speed w.r.t ?

3 4055

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Un-Answered Questions { Electrical Engineering }

What is instrumental error?

1192

why connecting surge unit in contactor coil

1886

what are the problems that generally occur in power flows??

3251

how to calculate earth fault relay current and CBCT ratio

8345

What is the Surge suppresor? Why using in a UDB's and How it works?

2206

What are the weight of 800KV DA,DB and DC type tower ?

3146

Which material is used for the core of a transformer and why?

1107

wish of these transformer uses oil?

1627

What type of fittings and electrical accessories can be install in radiation area ?

1760

what is the meaning of impedance protected in instrument cooling fan

3546

A 3-PHASE TRANSFORMER IS USED TO STEP-DOWN THE VOLTAGE OF A 3-PHASE, 11KV FEEDER LINE. PER-PHASE TURNS RATIO IS 12.FOR A PRIMARY LINE CURRENT OF 20A, CALCULATE THE SECOUNDRY LINE VOLTAGE, LINE CURRENT AND OUTPUT KVA FOR FOLLOWING.A)STAR- DELTA.B)DELTA-DELTA.

3061

what is the difference between surge protection capacitor and surge arrestor

2319

What would be the size of wire used for 2 Ton of window A.C?

1914

What is step signal?

1049

sir i ve applied for hindustan petroleum and power grid india ltd..and the exams on feb 22.can you pls send model papers and tell how to prepare for those.i need to get into any of these for sure.....

2174

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