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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

what is the role of impedance in transformer?based on secondary f.l.current(139 amps) and impedance(4.07) of 415/415v of 100 kva transformer. what is the primary current?

1 5922

which tap of the transormer you will use in critical condition(worst)?

1 3917

Determine the MVA rating of the power transformer given that 110/66 kV,1000 Amps. Folks how can i calculate the MVA rating with this Data??Plz Help........

1 15595

how does capacitor oppose sudden chane in voltage? how does inductor oppose sudden change in current?

AAA, Iqra University,

4 18452

what is the meaning of trippe time of circuit breaker

1 4156

show me the diagram of three phase wiring and also tell me hoe to take the readings of megger testing

2 6853

What is the different between earthing & Neutal

3 6456

What is differential relay ? where it can be used?

Scope International,

1 5456

CFL lamp is what type of load?

6 18422

how to calculate the chiller load from TR to KW?

3576

What is on line ups and off line ups?

2 5058

any body know about lighting arrestor. how to determine the height of lighting rod from top of bulding and how many area it cover.

1 3753

what is high pot test on 11kv switchgear and how to apply high voltage on panel what is spheare gap and how to determine its celeberation.

1 6503

Should the neutral earthing of 33/11KV D-S transformer, be connected to the earth grid?(Yes/ NO) why?

HAL, Vijai Electricals,

1 5457

why electron produce magnetic field when it is in motion?

Power Grid,

2149

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Un-Answered Questions { Electrical Engineering }

what work will do diffrential realay DG set

2894

PLZ EXPLAIN CORONA,SKIN,BIRD PALE,SPAN,SAG Effects of power cable.

2030

What is the voltage gain or transfer function of amplifier?

1143

trasnfarmaer core make

1956

can we install HT panel & LT panel side by side or how much clearance is required ?

1594

what is the difference between earth leakage and earth fault?

2326

sir& friends i want the collection of recent quetions asked in interview of top most companies please send me on my email san.jsr@hotmail.com

1800

harmonics filter

1949

Generation of voltage for each phase are same of a turbogenerator.Although the short circuit current flow when two phase of turbogenerator are shorted(where current can't flow without potential difference),why?

2119

whati s the sludge current in ups

2242

What is dynamo?How it works and what is the function of dynamo in a DG.

2584

what is the principle of the single phase energy meter? and,what is the advantages and disadvantages of single phase energy meter?

4555

design a LV scheme for a 15 storied building?

1949

how many synchronous motor are there in any power plant

2000

please give me solution to rectify the emi(electromagnetic interference)

1909

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