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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

i want to know about psu exam eligibility critaria?

ISRO, PSU,

1 8879

What is differance betwwen Conventional MCC & Inteligent MCC?

Quantum, Siemens,

2 6341

where we use 1 phase & 3 phase supply ?what is major advantage using 3 phase over than single phase ?

3 6567

i need 24v dc from 230v ac supply how we can getit ? what are the devices &its rating requied for that ? plzz i need answer urgently .thank u

3 9279

What is the operating range of voltage and current in grid supply in India?

BARC,

4 9005

can we produce cosine wave instead of sine wave? will it usefull?

BARC,

4 10547

what could be the RMS value and average value of a 4 phase sine wave?

BARC,

1929

what is the advantage of NiCd battery over Lead acid battery?

BARC,

2 19815

What is the operating range(tolerance) of voltage and frequency of grid supply in india?

BARC,

10 23003

whenever any squirrel or a crow falls on the transformer input line then there is a big explosion and 440 volts of power is being discharged through the neutral line due to which appliances in off mode are also burned.we have earthing for the transformer as well as the bus bar chamber.why is it happening?

1 2919

Can we use HRC Fuse inplace of Semiconductor fuse?

1 6105

What should be setting for alarm,tripping and cooling fan on for power transformer's oil temp. and winding temp. indicator?

1992

While performing stability test of differintial cts how to know the voltage and current on both side of the transformer?

3580

a.)Ammeter and Voltmeter read rms value or avg. value ? b.)What are symmetrical and Unsymmetrical faults?

2 7400

How we can design a cable for a 3phase load.

3 7653

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Un-Answered Questions { Electrical Engineering }

we use 400/5A ct and 35/roor3KV,/0.1/root3KV,0.1/root3KV pt ratio. What is the multiple factor of this meter.

2067

what is the working principle of a DG Set, Alternator, & exiter

10270

What do you understand by oldham's coupling ?

1134

Can you please explain creepage distance in detail, for a 6.6kV cable head what must the distance be and how do you determine it?

2949

I have 1500/1A CT If i connect this CT in 6.6KV bus bar means what will be the voltage present in CT?

2084

Name one of major transformer company in KSA ?

1266

Describe the test procedure to determine the vector group

2249

HOW TO REDUCE POWER PLANT AUXILIARY POWER CONSUMPTION?

3462

hi can any body send me syllabus of rrb electrical section engg... and past pepar also of any board...

2734

What are the transformer losses?

1233

what is a composite error in current transformers, why occurs & in which it will occur i.e, either metering ct/ protection ct

1916

wat is d diffr btw shunt coil and trip coil in VCB?

2911

along with technical test papers

1663

How capacitor improves pf

1773

Control wiring of a dol starter for forward and backward

1647

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