Electrical Engineering Interview Questions
Questions Answers Views Company eMail

any earth foult trip the relay but in welding time not trip by earth foult

Power Grid, Siemens,

2762

Explain Circuit Breaker Trip Characteristics in detail.

L&T,

1711

why tan delta test is carried out in the power transformer? which parameter are measure?

1 4092

can we use IGBT as a AC-DC converting device in the applications?

2 3569

placement paper samples of mspl company

MSPL,

1545

What is meant by sotf,lbb,power swing,pole discrepency,auto reclose?

Bunge, Electrical, Omega, TCS, TNEB Tamil Nadu Electricity Board,

1 6282

How to discharge the battery as quickly as possible ?

1 3093

What is the difference between rated and maximum speed of 3phase induction motor.....? Can the motor speed exceeds the rated speed..?

1 4112

Is there a standard depth of gravel fill in Substation Switchyard? Please give a design/drawing. Thank you.

4866

Why capacitor blocks DC current?

2 2984

Why AC current leads voltage in capacitor and how?

BMB,

1663

What is the difference between voltage and emf ?

DRDO,

3 6018

What is the function of a capacitor in a ceiling fan?

2 4666

What is complex power?

DRDO,

1 3043

Why the power generated in dams is complex power? Why the generators in dams cannot produce Real power directly (i.e power which has zero reactive part)?

1356


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

How to select a cable size for particular load?

1368


What is a commutator?

654


Define newton's law of viscosity.

735


1.what is difference in maintain Hz again Hz in USA ? 2.how to calculate the battery AH? 3.why are yearly maintained in transformer how many tests in required?

2273


Explain how you decide what size of electrical wire do you need?

712






How 48-relay (incomplete sequence) functions?

3585


why the frequency and voltage in india is 230v and 50HZ. when compared to USA say 110v and 60 HZ.

1043


i want to know that what is the eligibility critaria for ongc exam?

2597


Power Factor Correction Panel (Manual & Automatic)

1729


What are the specifications for getting approval of Substation?

1471


can i able to get bhel previous exam question paper?

1733


What are approaches to tackle sedimentation problem of reservoir?

632


Why is ignitor used in sodium vapour lamp

2962


Are Refrigerators & Deep Freezers the Inductive load ? How to calculate the Power Factor & hence the Output Power for them ?

4673


DRAW ACIRCUIT DIAGRAM OF 100 KVA 415V/55-0-55V DELTA TO STAR TRANSFORMER

1663