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Electrical Engineering Interview Questions

What can be a rating of a transformer(KVA) if the load is about 1000KW?illustrate by showing formula?

3339

What are the different types of trap used for Indian & western Toilets?

1996

What is purpose of reactor?.What is different between line and bus reactor?

1107

1 ton aircondition(AC)consume how much watt?

5427

How does the humidity affect in breakdown voltage of air?. Is the breakdown voltage increases with the humidity?

3433

why scott connection is done why not two phases are directly picked at the output of 3 phase transformer??

1415

what kind of material to be used after ngr unit? cu or GI

2796

what is surge voltage and surge current?

MES,

3882

What is the difference between IGBT and TRIAC?

11994

Why the power factor of the alternator in power plant is kept .8 lagging. Can't we maintain it at 1.

5390

In 3.5X150 Sq.mm cable what does 150 stand for outer dia or inner dia?

3645

How to calculate that clean water supply in one Day from 150 KLD STP?

1171

what is the working principle of electrical generator

2593

What happens to a line-frequency of high-frequency transformer when it is first energized/ re-energize?

1331

what happen ehen synchronisation is done at below rated speed

1160

Un-Answered Questions { Electrical Engineering }

give me a clear defination of inductance,and how can u calculate inductance of a motor

1925

How is the speed of a DC shunt motor related to the armature current?

261

what is meant by tranformer impedance?

1741

How to calculate no of EARTH PIT? Describe the formula as per IS standard?

2790

what is tri state logic gate

1178

i want bhel placement paper for electrical if anybody having pl send to my id kavitha867@myway.com immediately

1164

11 kV line deraction check by an Engineer.

1110

What is CVT and what is relation with wave trap?

1235

Can RCD's used to protect the VVVF drive if not why.

1291

can u describe the method used for protection of transmission line.

1225

i need previous entrence exam papers of nhpc.

1945

please send the IS strandard for electrical to sakthi_murugan86@yahoo.co.in

1334