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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

Why the TNC switch is called as Memory switch

Reliance,

1 4175

how to understand the controling circuits example star- delta-starter controling daigram please let me know

GMR,

3 8466

how many earthing should give for transformer body and nuetral

GMR, GOMS,

5 9796

i am electrical and elctronics engg passed out in 2009 want to attend for reliance placements.plz send me apttitude ,technical and hr question answers to my mail plz. my mail id-kat.bindas@gmail.com

2027

Is C.T will sense the current in both direction. As i know the C.T will sense the current in only one direction.

2 6053

What is the diffrence (Technical & Construction ) between CBCT & Normal CT?

2039

Why the cost of CT increases with the decreasing of its CT Ratio (Technical Reason)?

Vedanta,

2 6276

How the size of transformer decreases if we increases the frequency?

2 5402

Can we use delta-star neutral grounded 3 phase power transformer bi-directionally.

GMR,

2 5752

how to synchronize 3 phase slip ring induction motors of different ratings.

GMR,

2304

can we use existing delta star with neutral grounded,step down(6.6kV/415V), 3 phase power transformer bi-directionally.

GMR,

3 6235

1.differance between onload ups and off line ups.

CTS,

1 6211

want happens when a dc is given to a commutator

2 5396

A three phase transformer 460v primary 220v secondary (three phase four wire system.) Why did we get 460 volts across the neutral on the secondary side?

3 6874

I have 12MW gas engine based power plant its running parallel with grid. my problem is When cpp run in island mode(without geb) that time geb transformer power factor is 0.2 lagging. When cpp run with parallel that time power factor is 0.94 lagging So how can i maintain power factor ofgeb transformer in island mode 0.9 lagging?

SPCL,

1 2864

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Un-Answered Questions { Electrical Engineering }

why does the magnetic balance tests at transformer?

1948

What is the use for cable entry in control room?

1174

2149

how do you test tachos and servos

2127

how to handle 2500 kva transformar

1635

What is the distance between each insulator in 33kv transformer and how can it calculate

2194

How you calculate the repturing capacity of a HRC fuse

2625

please send me the previous year's question papers of jindal GET exams

5905

Why mostly the HV side of transformer has Delta?

3222

we are small scale industry in production of rice & rice bran. Pls let me know how to take contract demand for our industry.. (for information we have total 600.hp)

4410

hello friends..... any one have papers or any study materials?sail ,hpcl...?

1892

What is your acheivements

2168

What are the applications of different multistage amplifiers?Plz also write advantages of these amplifiers? Thaaaaaaaaanx

2917

HOW DO I CALCULATE THE SETTINGS FOR THE DIFFERENTIAL PROTECTION OF A 12kV/6.6kV, 6MVA,DYN11 XMER WITH PRIMARY SIDE CTR 400/1 AND SEC SIDE CTR 600/1?

2616

in dc series motor if field wdg is shorted then

1868

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