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 is difference between armoured cable and un armoured cable

2 23790

how to calculate diesel consumption of a D.G.Set?

4 11291

is EEE eligible for getting electrical supervisor certificate ? if yes then from which state i sud apply

ONGC,

1 3018

What is the disadventage of gland earthing(power cable) if any. ?

2121

Why we can't start a tube light without a starter(choke) and an inductor?

1 4727

What is the size of a 60 watt and 80 watt tubelight?

2164

In three phase supply why we use R Y B Colour not other.

4 10606

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

how we can save electrical energy in industries,please give some inputs

3 4958

what is efficient motors and how it is different from normal induction motors

Sarthak Contracts,

1913

what is the effect of un-synchronized power.

2059

how can we change the phase angle b/w two phase?

2 5176

what is the Maximum voltage range for single phase

4 6564

Re: how to calculate diesel consumption of a D.G.Set? Answer # 1 We can not calculate the diesel comsumption...depending upon load it will conume the diesel...suppose the 1500kva D.G is running and the load is 1000kw means it will consume 150-200 liters per hour....

Cipla,

6 14507

what is plunger and what's the use of it in motor alignment?

CLZ, Yahoo,

2641

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Un-Answered Questions { Electrical Engineering }

What is Load sharing of Transformer ?

2036

I have a situation to design sub-Distribution board/Panel meant for feeding power sockets. In the incomer CAN i Take TP MCCB with Neutral Link and All the outgoing feeders with to sockets with TP MCCB and Neutral Link? P.S : My System is IT Earthing

1821

if 12v battery get discharged for 2 months after if we put charge it will charge again?how much time it will take to charge?

1928

previous year paper of ntpc bhel for degree in electrical enng

3205

Power factor =1.000 at factory in supply. However, PF = 0.8 at motor end. Current = 100 Amp, Voltage = 400 V. What is the power distribution loss? Can I reduce it by adding capacitor at the load feeder?

2041

Differentiate between digital phase converter and ordinary phase converter.

1239

When lag/lead/lag-lead compensation is employed?

1190

What is the permissible limit of shaft voltage for 6.6 KV motors ? Why? Is there any standard is available?

2658

Why GRR starts from 60% of motor speed why not less than 60%?

1702

What is the reason for using a GE G101 MCB in place of an EP102 MCB if both are capable of AC circuit protection?

2648

WITCH CARDS IN USE IN FIRE CONTROL PANEL.

1932

Can the output voltage of a rectifier be greater than the input AC voltage without the use of any voltage multiplier in the circuit??please provide the explanation too..

2114

What is the function of NGR for the parallel operation of alternator? whats happen when different rating of alternator are running with parallel?

2980

Dear sir, How to calculate 3.5 core pvc aluminium armoured cable meter wise carrying amps rating.Please give the solution with a good example.

1883

What is I to C?

2153

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