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 will happen if we give a dc supply to a transformer.?

10 20208

how ti maintain the power factor in power generation

1 3852

what is vector surge & vector shift? we have 25.3 MW(11kv) generator & 11kv/132kv transformer, connected with with 132 kv grid.vector surge relay is tripping frequentaly.what is permissible maximum limit for this.

3 11455

3 Core x 35 Sqmm Cable (How we measure 35Sqmm)

Alpha Star, Brother,

4 63453

How CT & PT ratings are decided for a 11KV or 33KV transmission line?

3 18390

what is the effect come when i changed the alternator exciter field winding DC palority(+ve & -ve)which is coming from AVR.

Wartsila,

1 4993

how steam converted into electricity in power plant

4 7220

tell me about roaster switch .& what is the function in transmission & distribution?

2670

what is the function and use of cable differential protection relay?

2916

why frequency should be constant?

2 16407

how can we find CT coil not working ?

7 18586

What is a pulse transformer?? Can it be called as a dc transformer??

1 2889

In iduction motors the current is higher than normal for both the cases when the voltage appllied is more than the rated as well as less than the rated, why?

2 4739

what happens to current , when voltage drops .?

11 27094

in power generator normaly voltagr betwween esth to neutral is 0 but my work place generator show the volatge is 60v any body know why? thanks

1902

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Un-Answered Questions { Electrical Engineering }

How to calculate main incomer rating of APFC Panel ? Let's say i want to find main incomer for 11kV, 1000kVAR Panel.

1953

Whether power factor should be high or low? Why?

1118

diff. between tension mode & speed mode

2336

Difference between HRG and NGR. Are they both the same thing

4291

11 kg trivevter meter has rating of -/5amps. And pt ratio11000/110v and is connected with 11kv ct/pt unit of cr ratio 75/5amps. And pt ratio of 11000/110v while checking accuracy of meter with HT Accuchek meter what value of PT ratio and CT ratio to be filled in Accuchek meter

1927

what is earth-fault?when it occurs? to check where it occurs what type of test should we do?

1998

How we can change the direction of rotation of Induction motor? Prove it using graphical

2179

hi frnds can any one help me ? plz send me placement paper of IOCL of Electrical streem .... plz send ....its urgent....

1729

why the India electrical supply transmission loss is high when compare to us

1979

please send the last 5 years {{{JUNIOR ENGINEER - ELECTICAL, ELECTRONICS RRB CHENNAI and secundrabad}}} TECHNICAL question papers TO MY EMAIL ID dinesh100701@gmail.com

2191

please send me latest & previous years question papers for IOCL Technical level questions

1885

What will happened if the neutral of secondary of Xformer ( Star point) Note it's above KVA rated Xformer

1889

what will be the effect if you were using different brands of outlets?

1918

What are the advantages of skewing of cage rotor conductors?

1227

what is the power rating of CPU, CRT type moniter, LCD type moniter,scanner Approx.

2200

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