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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

Apparent power is expressed as V * I(Conjugate). Why not in V * I ?

3907

What is meant by electrical speed?

1 4470

What is the difference between induction generator and synchronous generator?

3 12690

What is the difference between solid grounding and impedance grounding?

2114

Current chopping mainly occurs in air blast circuit breaker.why?

1 13588

For high voltage and low current Circuit Breaker preferred is vacuum circuit breaker.why?

1 15140

Salient pole alternator is more stable, why?

2717

What is difference between stable and steady?

1 8406

Is there any difference of regulation of transformer, alternator , transmission line, if yes, what is it?

1 5238

can i use 10 mfd + 6 mfd instead of 15 mfd capacitor in single phase motor as running capacitor

3 8202

How to calculate impedance volt in Transformer?

2085

what are transmission line parameters and transmission line constants?

1 3683

WHAT IS THE CURRENT CARRYING CAPACITY OF 2.5/3 CORE HI TUFF CABLE,WILL IT SAFLEY CARRY 8.6 AMPS OVER 120 METRES,CAN YOU ALSO ANSWER WITH FORMULA FOR WORKINGS OUT ,THANK YOU 3RDYR APPRENTICE.

3569

why phase & neutral is use in tv? why earthing not use ?

2 5838

why wave traps are placed only at y and r phase?

3 14882

Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

How can we decide cable size from HT panel to Transformer? Please give you reply with some examples.

2213

different aspects of voltage stability

2059

Explain the propagation of harmonics in the network and influence of phase angle of harmonics.

1966

what is negative d.c. voltage, why this voltage is used in base transciever station.

2161

Please clarify 1. Icw: rated short circuit working withstand capacity 2. Icu: Rated ultimate breaking capacity 3. Ics: Rated service short circut withstand capacity 4. other specification of ACB

2736

How To increase Knowledge Of boliler regarding To Only Electrical Field..

1616

What are the basic properties of signal flow graph?

1213

difference between power surge and switching transient

2092

Benifits of 3ph 4 wire metering over 3ph 3 wire

2475

what is the relation between size of the anteena and wavelenghth of radiated wave

2177

is there any device that works properly accept relay, it may be fuse but if i want fuse of 33kv 300 amp it is avaliable, pls give me details

1996

how net resistance islow in star connection and viseversa in delta connection...? if anybody could explain in detail it wud be helpful.

1605

1. What is the exact formula for one weber? for example,(one ampere = one coulomb electron of electrons crossing a point of conductor at one second. i.e, 1A=1Q/1sec)

1896

what is mean by kneepoint voltage? when it will happen? ( my doubt is, if CT secondary is open means ct get saturation or blas? what are factors are required for calculations? plz give currect anws:

2030

what is meant by twilight switches 7 where its applicable ?

1918

For More Un-Answered { Electrical Engineering } Questions Click Here