Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is P.F? Formula for calculating PF in HT side?

1 5813

What is VCB? Where it is installed?

Hyundai,

11 29385

What is metering cubical? What is the use?

HSL,

2 11229




What are safety seals?

HSL,

1 2097

What is PF? Formula for calculating PF in HT side?

HSL,

9 13162

What is Transformer?

HSL,

23 11393

What are the types of Transformer? Name them.

Bhel, NTPC, HSL,

9 13032

Which Transformer is commonly used for power distribution?

HSL,

11 11323




What is HT? And specify the range of voltage?

HSL,

5 4825

What is LT? And specify the range of voltage?

HSL,

10 17491

Which level of the Transformer oil got dielectric strengh? And why?

HSL,

887

What is AVR? Explain the function AVR?

NHPC, HSL,

11 58877

formula for cable size calculation for current?

ONGC, Sobha Developers, KL Power, RL Clean Power Pvt Ltd RLCPPL, SAS,

10 35486

sir i ve applied for hindustan petroleum and power grid india ltd..and the exams on feb 22.can you pls send model papers and tell how to prepare for those.i need to get into any of these for sure.....

940

IN PLATE EARTHING , PLATE LAID IN VERTICAL POSITION ,WHY HORIZONTAL WHY NOT

Airtel,

2 5047


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Un-Answered Questions { Electrical Engineering }

Pls tell me whether we can use EN3A material for shafts of Permanent magnet alternator.What will be the effect of magnetic and nonmagnetic material for shafts on magnetic properties of PM rotor .

2157


Why should we hire you over the others waiting to be interview?

1618


What is your acheivements

868


Is any generator is developed which is operated with out diesal or other expensive source?

968


Why can't we take NO LOAD TRIAL of motors having V1 mounting??

746






What is CCT (Correlated Color Temperature) ?

639


All the socket in a room become very hot, the Wall was also became very hot and the earth conductor also became live, what in your view might be the possible causes?

487


whether starting current is limited to rated current of motor through soft starting or it exceeds the rated current?

275


what is 400kv doble circuit quadpole tower?

720


what is the difference between switchgear and circuit breakers and is there any difference between outdoor and indoor switchgear and circuit breakers , and how would you differentiate between switch yard and substation and grid station . thanks

764


At the starting of dc motor and syn.motor and induction motor high current flowing through the winding. Due to this the windings burnt out. To avoid this different types of starters are used. But incase of transformer what Will be used (At starting no emf is induced in the primary winding)?

818


Is a d.c.compound motor is use as a booster? how?

905


what is the meaning of 5% droop or 7% droop in AVR?

1141


when a pure dc signal is sent through a moving iron meter, what will it read?? dc or rms?? when a variable dc signal is sent through a moving iron meter, what will it read?? dc or rms??

969


what is the easiest method of short circuit current calculation ? pls. derive with a mathematical example in real life application.

1256