Electrical Engineering Interview Questions

1 KW = how many kva

27216

1 KW = how many HP

6203

1 HP = how many Kva

14430

1 HP = how many kw

10350

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 ?

3288

what is the speed of electricity?

Bhel,

11984

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

1516

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.

1864

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

5110

what is tower earthing and what for it is required

2621

What is the function of Buchholz relay in transformer ?

9401

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?

1508

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?

2883

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

9250

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

2805

Un-Answered Questions { Electrical Engineering }

why are the maintaine power factor and how can this control and this is how work.

1518

True or false question. 1.The fuse provide phase and neutral 2.power loss in electrical circuit can take place in (resistance or inductance or capacitance). 3.two phase system each phase has separated by a phase difference of (90 or 180 or 270 or 45). 4.3 phase balanced star connected load neutral current shall be (line current or phase current or zero or unity)

1177

How many energy meters can be connected on a 15VA Voltage transformer. please send a calculation sheet.

1545

how can maintaince the acb contactor moveing and fixing kit

1650

What are the conditions for sustained oscillator or what is backhouse criterion?

688

i want design of D.C.MOTOR 1HP 960RPM AND 2HP 960RPM ITS URRGENT

1594

Why you are switching off arc protection mcb when you are taking shutdown for lv board.

1276

what is the formula of starting current of 3phase and 1 phase motor???

1775

WHY NUTRAL GROUND SYSTEM USED IN 33KV SYSTEM

1834

Can anyone please give me the parameters , formula needed to calculate the circuit breakers for building services.Thanks

1724

can i connect REF and Differencial relay in 1 CT core for transformer protection?

1509

WHAT IS DEGREE OF COMPOUNDING IN D.C MACHINE MEANS? HOW TO READ THE OPERATING CHART FOR ANY ELECTRICAL MACHINES?

4330

what is d check in dg 1500kva

1626

could anybody able 2 send me jindal steels previous papers fr electrical steam....pls send 2 my id if possible....sirisha.shaik@gmail.com

1632

How many sprinklers should be in one pipe line?

1467