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Electrical Engineering Interview Questions

Why the capacitor are connected in Delta(Three Phase) for power factor improvement ?

15887

My requirement is 1VA,50/5A Current Transformer for Metering .If I select 15VA , 50/5A CT.Is there any possibility of Technical Problem ?

5701

How to convert from HP to BHP please explain????????

3247

When Alarm report at LED,Alarm volatge is 11-13 Volt But LED is of 3 volt.then why not it burn?

1047

Why not LED burn after showing alarm,as Alarm volt is 11- 13,But LED is of3 volt,why it isnt Burn??

2250

Why no-load primary current is very small as compared to full load current in transformer (as 1% of full load current?

NTPC,

15682

WHY TRANSFORMERS ARE RATED IN 11KV 22KV 33KV Instead off 10kv 20kv 30kv

19553

what is numerical relay explain its operation

ABB,

7449

What is the harm if we install primary side 11 KV VCB at a distance of one Km from the 11/3.3KV 12.5 MVA transformer through 11 KV cable.

7151

what is different the DOL Starter and Star Delta STARTER

83648

What happen while we measure the Current in Rotor?

3348

how do prepare ongc exam.how is it question model.i am electrical. which part covering in electrical.tell me

ME,

1435

why DG battery blast

6670

why DG rating in kva

9977

what is AVR in alternator how its work?

32402

Un-Answered Questions { Electrical Engineering }

can any one know is sbi interview based on merit or based on roll number

1061

What are hrc fuses and where it is used?

296

The shot circuit in any winding of transformer result? Explain

388

State the types of distortions in amplifier?

257

wat is the current produced in a 5000v megger? when the positive and negetive terminals are touched on our body get s shock?

1097

what is rocking arrangement in arc heating

1280

what sort of general awareness questions are asked in o.n.g.c entrance exam?????????????????

3847

I am completed DEEE in tamilnadu, now i am working in andhrapradesh with 2.5 year experience in relavent field. capacity of the tranformer is 11KV, 1MVA Transformer, i am eligible for getting c licence in andhrapradesh pl help me.

755

Which type of air compressor is used now a days in the market. Keeping in mind of energy efficiency and maintenance points. Relevant documents may also be sent on mentioned email ids.

896

how generator load test is conducted?what are the steps?

737

Can the output voltage of a rectifier be greater than the input AC voltage without the use of any voltage multiplier in the circuit??please provide the explanation too..

1175

diff.between servo motor and ac motor

1174

Define bibo stability.

245

WHAT HAPPENED DC SERIES MOTOR FIELD WINDING OPEN. CAN POSSIBLE.

2594

can anyone explain 11kV 3core cable megger,hi pot test procedure with connection details?

2300