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 the different types of VVVF Drive ?

2 7534

what is power factor?

Adani, Blue Star, Power Control,

8 12257

What are the protection used for alternator,transformers.

Adani,

2 6649

what are the standard transmision voltages in india?

Adani,

9 12637

working principle of generators?

Adani, MahaGenco,

4 9629

difference between isolater and circuit breaker?

Adani,

7 13500

fundamentals of transformers.

Adani,

5 7547

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

2160

what is ceiling voltage in an exciter?

KEPCO Energy Service Company,

1 30347

What is the exact formula for one weber of magnetic flux?

Bhel,

2096

1. What is the exact formula for one weber? for example,(one ampere = one coulomb electron of electrons crossing a point of conductor at one second. i.e, 1A=1Q/1sec)

Bhel,

1850

what is stalling of a motor?

BTCL,

2 15664

What is the Diference between DYN 11 and DYN 5 .How to change the Vector group from DYN 11 to DYN 5.

3 51416

What are the major types of Curent Transformers?

2 4924

what types of electrical & mechanical test conducted in switchyard?

2165

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Un-Answered Questions { Electrical Engineering }

Define the term Capacitance and Inductance?

1069

If I have 3 essential main switch board and 3 incoming electricity ,but only 1 genset running is that possible.

1588

State the frequency for rc phase shift oscillator?

1072

What is a slack bus?

1092

what is (+) and (-) in generator field detector stand for?

1795

how harmonics generated in induction furnance? how minimise it?

1965

1.Z transform always lies around ? a) origin b) pole c) zero d) z=1. Multiples Mcqs which is bother me can’t find answers on internet. Some help required with little explanation . Note: this is not homework or related to any test. Thanks

2427

HOW TO CALCULATE THE VT SIZING?

3068

What are the Formula of computing Back up Time of 500kVA UPS with 4 Battery Banks, each bank composed of 43 pcs of Batteries 12V150Ah. How to compute the Back up Time of UPS? We have also 3X500kVA UPS running in Parallel same composition as I write above.

1301

what is servo motor & how does it work.

1896

What is cathode ray oscilloscope (cro)?

1086

how to setting voltage RTCC panel

1633

why need to be maintain power factor for industrial customer?

4967

and gate circuit diagram,amplifier circuit diagram

2030

What is the general system requirement of alternator?

1812

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