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 is a plain induction motor unsuitable for wide speed control?

2236

Distinguish between neutral earthing and equipment earthing?

7 29379

whis is the formula of converting KW into HP ?

14 32151

how to calculate compresor capacity?

2134

What is the "IS" for Rising Main?

APTransco, NTPC,

1 5481

Which type of drive is advantageous AC or DC and why?

5 6833

parallel operation for tansformer which condition fill fil for that

ITC Infotech, Suzlon,

11 12967

how power trnafor from 1 point to another point in bus bar ya transmission line( voltage trnasfer from 1 point to another poin)

Suzlon,

1922

Why the wave trap is put in Y phse only in switchyard?why not in other phases?

IAG Automation, REL,

1 7666

What is switching over voltage?

MEIL,

1 6328

what should be distance between two electrical earthing pit as per i.e.e

Badve,

13 102417

1-What is the difference between absorption factor and polarization factor in insulation resistance test in transformers? and why we inject until ten minutes to get polarization factor?

1 6383

2- What are the percentages between excitation currents in phase (R, S and T) in ∆ and Ỵ connections in excitation Current test in transformers?

1967

3- What is the target from Zero Impedance, Single Phase Imp., S/C Imp. and magnetic balance tests?

1816

4-Why we measure the insulation resistance of main core and frame in spite of that must be connected with ground before energize the transformer?

3 11153

Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

Write the analogous electrical elements in force current analogy for the elements of mechanical translational system.

1204

What is reverse power relay?

1124

What will be the effect if I use inverter as UPS mood?

2153

pls,send the previous year written test questions.

1880

what is the mechanism of operation of brushless dc motor why is it more wexpensive then ordinary permanent magnet motors

1948

Starting Time of LT & HT Motor

1896

what is the minimum clearance between a 11KV 150KVAR capacitor cell and series reactor.can a series reactor can be mounted in the same structure of the capacitor cells structure

2168

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

2091

Is Transol transformer oil comparable to nynas nytro libra?

3068

what is the IEC standard for Power Cable installation in onshore (like in direct buried ground or above groung)

2664

What is the de rating factor of cable? What is the importance of the de rating factor in cable selection?

2040

primery try cell?

2144

WHat is the general checks required for Dry type transformers

2036

I have iti elec, 1st aid, and 5 yrs experience in 7.5 mw power plant. Am i eligeble for 11kv license in telangana state..when, how to apply for that.?

2265

Why electrical power generation and transmission done in 3 phase system not more than 3 phase ?

3015

For More Un-Answered { Electrical Engineering } Questions Click Here