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 meant by LT & HT?

ABB,

5 11772

what is the relation bw voltage and F in capacitor?

TATA, Tata Motors,

3 6772

whether the battery is voltage source or current source?

2 4818

what happens when back charging of transformer is done for longer period

1 8602

How to calculate VA rating for CT or PT or Control Transformer?

Veez,

2849

How to calculate motor current for 3 ph & 1 Ph motor from KW rating?

3 6778

what is standard height of an energy meter from ground?

2 5426

power requirement of an l.e.d?

2 4712

I have suguna 3 hp pump for my agreeculture work.It deliver the water from 45 feet well .I suffered by powercut.During powercut i got 2phase supply only .My question is can i run the pump in 2 phase supply using capacitor?.Can u explain me how to connect the capacitors?

2 4265

l&t switch FN 63 handle position can we change

OPTCL,

2559

will three phase energy meter run without one phase

2 5201

why DG sets power factor is 0.8 lagging.

Cummins,

1 7868

Can i use the B-curve MCB instead of C-curve MCB

2031

please tell me, how i clear the objective test? when i studied form the one book after i solved the objective ,that time i solved that qes. but if i tried solve objective form the other book then i could not solved these que.

1676

can we measure +,-.zero sequence current ....? if so how can ???

NLC,

2 4459

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Un-Answered Questions { Electrical Engineering }

hi frnds what is meant by harmonics & what is meant by third hormonics,where its will occur ?thank u

2013

If I want to lift the water at a height 50m from ground level through two inch(diameter) metal pipe then what is the capacity of motor pump is required? is it possible in single phase supply or not?

1895

how do i work out the Amps of a incommer if i am running 1 37 KW motor and a 0,75 KW motor and some solinoids

1901

what is the differance between HT motors And LT MOTORS.

1980

Why the output of OP-AMP is always less than Vcc?

1913

what is sevice settings for mccb?How can be it setted?

2217

give single line diagram of D.G distribution form alternator to main L.T panel?

7562

Define maximum demand?

1067

How much ph is maintained of water resistance starter for slipring induction motor ?

2410

what is upper impedance and lower impedance of a distance relay

2039

Mr. mohh sahid m not satisfied for ur answer to the que weather the size of transformer increases or decreases withchange in fr for more detail go to the answer given by me

2132

how to find motors H.P. whout any rating? (only give you a motor and multimeter)

6087

What is the safety of UPS?

2042

Can you explain about pole discrepancy scheme

2182

Match the following a)(X'+Y') b)X'Y' C)XY 1)NAND 2)NOR 3)Carry

1929

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