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Electrical Engineering Interview Questions

1 KW = how many kva

24972

1 KW = how many HP

4739

1 HP = how many Kva

12148

1 HP = how many kw

7102

reason behind why the reverse power relay of incoming machine was not acted even when no load was shifted on incoming machine after synchronising the machines ?

2308

what is the speed of electricity?

Bhel,

8343

In single phase capacitor motor, if the motor rotate reverse direction then how much power will be consumed by the motor and why?

1012

What is the exact minimum vale of voltage between an earth and netural which can damage or can do malfunction of the electronic equipments ? If this is mentioned in any book, pl.give reference.

1315

why actual valve timing diagram is different than ideal valve timing digram of a 4 stroke engine?

4406

what is tower earthing and what for it is required

1117

What is the function of Buchholz relay in transformer ?

8417

what is cause of static electricity? I experience shock when i touch metal equipment in a room ,furher check shows earth leakage showing 80ma at the DB near to the 400 MCCB?

986

I have 2 Nos of 2500kVA 33/0.415V cast resin transformers. How to decide on ampere rating of HT Panel? Also advise me how many panel RMG i have to consider whether 4 panel ok?

2033

why always electric field is linked with magnetic field???

7833

can we use breather in a SEALED power or distribution transfomer instead of injecting nitrogen.

1951

Un-Answered Questions { Electrical Engineering }

How can calculate the rating of a servo stabilizer for given a specific load

2566

We need to current density & short circuit calculation at 65kA for aluminium & copper busbar.

762

What is the most accurate way of testing ELCB?ELCB is better than RCD?

2328

how to failure indution motor insulation & how to improve heat in motor insulation

928

how to determine the cable size...pls explain me with the formula taking particular load....does the factors like impedance & short circuit rating influence the cable size, if so how....

1132

what is the cause of voltage dipp or swell in the transmission lines?

1148

Why do we mostly prefer to generate and distribute electricity in 3 phase and not in 4 phase or 5 phase?

179

which book to refer in electrical engineering for iocl exam & which book for general english.

1285

Can i replace Earth leakage relay to the faulty Earth Faulty Relay

577

How to identify the start and end of 3phase 12 lead motor if U1, U2, etc numberings are lost or erased.

1266

what is Anti-pumping?

1005

what is meaning of 230volts ac 50hzs ac supply is it rms or maximum to getting ac 230v what amount of max voltage they will send

1067

we are small scale industry in production of rice & rice bran. Pls let me know how to take contract demand for our industry.. (for information we have total 600.hp)

2598

what is the minimum winding resistance of 30hp compressor, to run or to switch on

893

what are the main faults that occur in stabilizers? How they corrected and resolved ? Types of stabilizers ?

1088