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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

On what factors the generating voltage depends ? Generating voltage are (3.3kV, 6.6KV , 11KV, 13.8kV) Why so ?

Bhel,

5 13332

HOW WOULD YOU PRESENT THE POWER FACTOR PRACTICALLY ON A GRAPH

Bhel,

4 10868

Hi I'm doing my MBA(3rd semester).I applied for the post of ET conducted by BHEL the last year.I cleared the written and lost in personal interview.Again I wrote the exam this time and cleared the written n yet to take the personal interview.Shall I disclose in the interview about my studies.What shall i say if they ask about my change from studies to job

Bhel,

2159

what is pole slip ?

NTPC,

4 20521

what are the types of sus station ?

NTPC,

13 24082

If current flows through conductor it produce magnetic field only.but if current flows through vaccum both magnetic & electrical field produce why ?

NTPC,

4 7148

Dear sir/mam Iwant complete details of Naintenence of 33kv/433v Transformer having 1250 KVa

1 4203

Hi, We facing one similar problem in our computers i.e we are newly constructed our design department after that shifted our computers but our computer desktop screen is vibrating. we are conducted our electrical maintainance person he told that is UPS problem, then we changed the UPS also again we are facing that problem in that room only. then we put lcd monitors that problem is solved. But in other monitors why the computer desktop screen is vibrating please give a suggestion to me. Regards, Raju.N.G

10 10776

In DC motor,the field MMF is given by NI.N-no.of field winding turns,I-excitation and both are constant.Then how could the main flux decreases due to armature reaction.

Bhel, IBM,

4 10529

How to do bus bar short circuit calculation for 230KV/11kv, 60 MVA Substation?

ABB,

4720

Why does the power consumed is always constant even if a fan speed is altered?

4 8041

how much insultion resistance 11kv cable.

3 7426

how much insulation resistance 11kv & 33kv under ground cable between earth to phase & phase to phase.

Siemens,

4 29744

Formulae for calculating the transmission line losses for different voltage levels

2179

Re: can you give main difference between ELCB 2pole And RCCB 2pole? And how this devices operated?

4 8902

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Un-Answered Questions { Electrical Engineering }

What is force on a conductor in a magnetic field ?

1071

what are the usual topology of transformers at different substations in the power system and why that particular topology is choosen. what are the limitaions of that topology?

2123

In constant power region of 3-phase IM torque-speed characteristics, if frequency increases slip A does not alter B decreases C increases D none of above

2054

What are the main advantages of bode plot?

1253

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2183

How can we findout the maximum efficiancy of Transformer? At which load?

2083

what is basic difference betmeen normal & flame proof motor??

2183

What is electrical cable termination

2628

Why transformer used in UPS??

1604

i need mat lab program to find out the transmission line losses,regulation and losses

1900

i want use the cable size 16cx4 core aluminium usege watts 240x2000w this cable size is correct?

2203

IN SINGLE PH TRANSFORMER IF LEKAGE IMPEDANCE DROP IS NEGLECTED ,THE FLUX IN THE MAGNETIC CORE and the lekage flux linking a winding are a)proportional to the applied v to the winding i respectively.

2119

what are the dimensions for 200 kva transformer plinth (plateform),in which pcc m20 is used..

11710

What is EMC filter in VVVF Drive ?

2729

Please send 110 kv sb station full single line drawing(sld)

2472

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