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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

plz send me Bhel, Mahagenco, sbi previous exam paper for electrical engineer on my email-id kambali_smita@yahoo.co.in

Bhel,

2379

how we can convert 3 phase to single phase without using any transformer

8 12926

what is the name of transformer oil.

15 22017

In Transmission System if the potential difference at the two end of line are same then is the transmission of power will continue ? if yes then how.

IOCL,

1 2321

How to calculate the rating of ELCB OR RCCB for an equipment?

2 23824

WHAT WILL HAPPEN IF WE START A MOTOR WITH STAR & IT IS RUNNING WITH STAR CONNECTION INSTEAD OF DELTA

3 7472

What will be the excat cable specification in Sq MM...please find the details below.... Induction Motor HP:55 Amps:70(starting Amps),45(Running Amps). Volts:415

1 5957

what is the maximum current rating in india for home?

3 15801

How we calculate the current carriying capacity of the different sizes of Aluminium busbar ?

ABB, Raj Process Equipments, Visa Steel,

3 13582

if the supply voltage increased by N times, the x-section of conductor will be.........

APGenco, Electrical Tech, Ericsson, IES, Thirumalai Chemicals,

2 6352

what is the difference between thyristors and capacitors

DRDO, ETE,

2 10340

What is a roll of adopter panel in terms of h.t. Panel ???

1 4010

what is the relationship between phase & neutral

2548

what will happen if there is a voltage leakage or current leakage in an electrical train

1966

WHY THE COLOUR OF TRANSFORMER IS GREY ?

2214

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Un-Answered Questions { Electrical Engineering }

can we use ZNyn11 transformer instead of Dyn11 transformer in distribution for effectively eliminating harmonics from the industrial loads.

4979

PLZ EXPLIN ABOUT CLASS PS CLASS CT .WHY THEY R DESINED AND FOR WHAT PURPOSE?WHY OTHER CT CANT BE USED AS PS CLASS CT? EXPLAIN IN SIMPLE LAUNGAGE IF POSSIBLE PLZ GIVE CIRCIT DIAGRAM?EMAIL-RAJ_SINGH_0376@SIFY.COM

2227

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.

1306

what is the use of the circle diagram

5494

What is meant by positive and negative feedback?

1014

Please brief what is sinewave

2110

why dc is used in control circuits for MV & LV switchgeras instead of ac

1918

Is there any standard guidelines/Criteria to design NGR/NGT.?

2807

please send me last 5 year interview questions

2170

what is the voltages using in movie theaters??? why ??why not other??

2253

What is meant by load angle of an alternator? Upon what factors does the load angle depend?

2968

Explain the laying procedure and laying depth of submarine/subsea power cable for 220/400KV system? Also available cable diameter?

2077

Does the motor power displayed on the Motor name plate is the mechnical power motor delivers or it is consumed power from the system?

4323

i want to put single phase load on scott connected transformer,eventhough how to balance the transformer.

1804

what is the purpose of bypass mode in energy lighting transformer?

2455

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