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 buscoupler adopter panel????

5 9766

What is Exact meaning for Full load Efficiency and Maximum Efficiency of Transformer? Is there any Difference between? If yes ,please provide with formulae?

Techno Labs,

2 11290

What is the function of an exciter in a generator?

3 15231

What is an exciter and how does it work?

FCUK, Lotte Chemical Titan, TATA,

7 93353

What is the difference between MCB & MCCB, Where it can be used,

ACB Group, Badve, Bajaj Electricals, Hensel, Siemens, SR,

22 143850

What is encoder, how it function

Coca Cola,

9 53937

what r the checklist while installing a 380 kva DG set

Pepsi,

3797

what r the checklist while installing 500 kva transformer

Pepsi,

2330

I want formula to calculate cable size as per load given in kw & amp.I searched many sites but didn't right answer.Plz reply me asap.

Armco, BEL, BGS, Biocon, BRB Cable, Crystalline Chemical Industries, DLF, Doshion, Electrical, Gold Roof, L&T, Lanco, MEIL, Oman Cables Industry SAOG, PK Services, Polycab, Sabic, SLV, System Electrical, Tata Motors, UEM, UMIC, Vega, Vertex, Voltas,

41 422094

what happens when a power transformer neutral earthing broken???

MacLellan,

11 23102

what is power factor? whether it should be high or low? why?

11 16936

what are the various types of earthing? plz give brief detail of all. also post pictures if u have.

Aster Teleservices, Era Infra Engineering, Micron Electricals,

22 46916

what do u mean by bus bar?

6 12480

what is the relation b/w KW and KWH? plz explain with example.

FAG,

6 13704

what is the principle of operation of synchronous motor and generator? explain in detail.

Maruti Suzuki,

2 6259

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Un-Answered Questions { Electrical Engineering }

What is the formula to calculate the rating of a three phase air circuit breaker

2324

Why Neutral Isolation is required?

2231

What is online and offline ups? how does it works?

2161

How can I calculate ISF of current transformer?

3639

which type of cabel

2404

Does magnetomonopoles exists? one maxwell equation strongly suggests no, but how about their existance in plasma?

2003

if the load is 80 amp for main fuse and 100 amp for breaker so how can we calculate the cable size (cooper ) .

2075

How impulse levels are calculated that for 11kV impulse is 75kvp, for 24kV impulse is 125kvp ?

2000

What is the mechanism of WTI

1801

sir, iam a electrical engg graduate and i want to go in automation sector and for this i have decided to do industrial training for this,plz suggest me some good institute for the same in delhi,ncr. my degree percentage is 58%, can i get job after doing training, plz help....

2039

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

1880

WHY IS THE EARTH FAULT CURRENT ALWAYS LESS THAN THE NORMAL CURRENT??

2227

Hi,iam a diploma in electrical engineering.rtd from indian air force in apr 2007.prsently working in reliance next link as a network maintenance engineer since 2007,can i get a job in motherson sumi.

2372

Calculate torque developed by the 3-phase, 5 H.P., 4 pole induction motor runs at 1500 rpm A 23 N-m B 21 N-m C 10 N-m D 0 N-m

5207

can anyone explain the star-delta motor control wiring ,which wire go where and how they operate?

1451

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