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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 13329

HOW WOULD YOU PRESENT THE POWER FACTOR PRACTICALLY ON A GRAPH

Bhel,

4 10860

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,

2158

what is pole slip ?

NTPC,

4 20521

what are the types of sus station ?

NTPC,

13 24077

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

NTPC,

4 7147

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

1 4200

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 10767

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 10525

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 8037

how much insultion resistance 11kv cable.

3 7423

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

Siemens,

4 29738

Formulae for calculating the transmission line losses for different voltage levels

2177

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

4 8896


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

how many types control panel of a 132/33 kv substation

2647


what is mean by NPS (Negative phase sequence)fault? what is the difference between EFR & OCR faults?

2369


by using pump duty, how we will can calculate the motor duty(KW)? is there any standard or formula.

1975


HOW THE OLTC TRANSFORMER SAVE ENERGY IN COMPARISON TO OFF LINE TRANSFORMER AND IS IT ECONOMICAL TO REPLACE THE OFF LINE TRANSFORMER TO OLTC TRANSFORMER

2194


11KV AND 22KV NETWORK KW CAPACITY IN RING AND RADIAL?

1996


What is resolution of a measurement?

1205


PLZ EXPLAIN THE INTERLOCKING AND CONTROLLING OF CONTACTORS????HOW CAN I DO THAT?

6845


Why it is necessary to isolate fire fighting when you are taking shutdown for lv board.

1634


what is through fault?

2285


what is relation between ct and pt ratio with multiplication factor of a energy meter? is there any other factor on which multification factor depend?

2341


nwhat are the main Components of servo motor?

2090


How can I known multiplying factor .without multiplying table

1791


For a stable system, where should the poles of a system be in a root loci plot?

1231


Why reactors use before incoming of ac vvfd drive?

1857


What are the classifications of heating element?

2046