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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

how can i get the entrance exam papers

1904

in an industrical wiring, why we are using lighting DB and Power DB separately?

3 7209

Thumb rule for capacitor bank calculation

1 11363

what is the mazor difference between the induction transformer and synchonous motor?what is the similarity between them?

1 4709

heat can flow from a body at low temperature to a body at higher temperature only when ........ is supplied from an external source A). Voltage B). Current C). work D). Mass

BMRCL,

7 9341

What is the Relation b/w star delta starter , DOL starter and two speed starter. if we want to rotate a 20 kw fan in 2 speeds which type of two speed starter we have 2 use?

ABB,

1 5588

How can we do megger test of cable??

2 10211

why induction motor's p.f 0.8

Suzlon,

2111

In India why is the supply frequency 50hz? I need a particular answer for it..

3 6373

how oltc works in rectiformers of higher rating (27 mva,200v dc,120kamps) please provide me full information with diaggram.

2092

what is saturation kit?which use above 15 kw motors panel side.

Power Grid,

4154

which type of harmonics minimum produce in 12 pulse rectiformer transformer? a)3rd b)5th c)7th d)11th

Power Grid, Powerica,

4 6964

what is the speed of a turbine in an hydroelectric power station and how many poles does it have...?

1 3678

11 kv metering is done in my factory.Meter show PF 1.000 but kvarh lag&lead show 24&94 respectively & Avg.PF is .956 .? is what i do for inproove my PF to 1.000

3 5636

how to check capacitor in general

1 4089

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Un-Answered Questions { Electrical Engineering }

What is the Basic Difference bitween Long Shunt Connection and Short Shunt Connection in DC Generator?

2300

What are the effects of adding a zero to a system?

1222

how i can calculate the size for fire cable

1962

At what factor resistance r of a conductor depends?

1073

Can anyone tell the proper diagram of star delta starter????

1886

sir i used 3 hp of motor for spraying pump, other home light and other home items which size of allminium pvc wire ix used

1849

What was the Dg set radiator and lube oil temperatures trip in ACB

1789

What is cathode ray oscilloscope (cro)?

1086

witch pump used in wtp

2060

If I want to buy a new Xformer for my plant what are the main parameter will I need to check?

1861

Why we find the sensitivity for the CT's to check?

1820

how to calculate power consumption in slip ring motor at different step

2188

The electromagnetic torque developed is proportional to what in a D.C series motor?

1131

The principle of switching circuits for different types of batteries in application of storage systems

1934

What is meant by reactance voltage?

1078

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