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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what kind of motor is used for lifting applications

5 4885

what is the magnitude of earthing and neutral voltage

2 2989

How transformer neutralshould earthed ? Transformer neutral connected to earth mat in substations, right or wrong ?

4 4830

How to calculate meter constant @ HT yard

Juniper Networks,

5 8538

in ac system the current wave form becomes zero for every half cycle then how can we get continuous supply can any one answer to this plsss

2 3450

Difference between On Line capacitor and Station Type capacitor.


How to prepare electrical preventive maintenance plan & shedule of machine tools in manufacturing unit.



why rating in KVA and KVAR?

4 6364

Ho de we calculate the line loss of a 500 kv line over 1000km.

1 2062

will the introduction of capacitor bank parallel with the induction load reduce power consumption

Nokia, WAPDA Water and Power Development Authority,

4 6607

if we look on phasor of the transformer vaoltage is 180 oppsite at primary and the secondary so to improve a power factor is secondary should kept negative to improve it primary side means is -.90 became +.90 at other side


I have CNC Turning lathe,while doing electrical preventive maintenance what should I do & please brief me plan & shedule for the same.


1 2955

If current and resistance in a circuit is increased by 20%, what will happen to its voltage drop??

4 4133

Why there are some equipment(i.e:TV) that using 2-pin plug instead of three? What happen if there is current leakage? Are we going to get electric shock??

College School Exams Tests,


Should transformer earthing pit, to be connect to earthing mat in Substation

4 7602

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Un-Answered Questions { Electrical Engineering }

How two nos. 130 kw D.C motor get synchronise using D.C drive.


why is the power generator connected as star earthed or star earthed through reactance and what its features ?


What are the transformer losses?


Explain about retrofitting of machine tool.


how u select control transformer for a mccb panels or any panels?for expample we hav 440 volts maim supply and control volts is 230v?


What does the term supermesh means?


What are the no-load losses for the 11000/415V transformer with the following rated capacity? 1.1500 kVA 2. 2000 kVA 3. 2500 kVA 4. 3000 kVA


wish of these transformer uses oil?


how the inner and outer body is separated in aircrafts?


What are the material used for inductance coil?


How to prepare electrical preventive maintenance plan & shedule of machine tools in manufacturing unit.


What is the difference between indoor and outdoor transformer


how we test a 3 phase motor on single phase supply....? HOW WE RUN A 3 PHASE MOTOR ON SNIGLE PHASE. supply for testing..? how we verify of a 3 phase motors 6 wire & name thame a1/a2/a3..b1/b2/b3 and c1/c2/c3 for connecting star delta starter ........i have only 1 phase supply ? help forum..........


What is mean by hot and cold loop testing? What is the difference between them?


how to calculate maximum current