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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

please suggest some good universities with low cost iam in totally full confusion so please help me my profile gre 283 and ielts 5.5

731

What are the essential parts of a transformer?

NIT,

2 2679

Why induction motor overheated?

HVCC, Physical Research Laboratory (PRL),

2 1929

I have a one P.F meter in my factory showing 2 phase leading and one phase lagging then what is my actual P.F.

1 1187

For single phase(phase to neutral) having potential difference 230.in three phase(phase to phase)we have 440V HOW...?

1 2114

How to calculate earth fault current for 6.6 KV , 50 HZ , 756 Amps , 3000 RPM , 0.8 PF generator

1143

What is broken wire condition in transmission line?

TATA,

2 5632

What is the difference between ground & earth or neutral

1 1695

What is conventional thermal current (Ith)

Alstom, HPL,

2930

What happens if ac excitation is given to the field of an alternator

Aurobindo,

3 2263

what is advertised hop count

821

Why transmission line carryiny high voltage and low current?

apspdcl, Universal Power Controls,

3 2415

What is the meaning of transformer 16 / 20 mva. 

1 1804

we use capister for power factor. when we use capaciter in dg circuit  than defect dg. can we use capaciter bank for dg circuit

Syncom,

873

Min and  max capacities of VCB,ACB,ACCB,OCB,MCCB and MCB

apspdcl,

3 14001


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Un-Answered Questions { Electrical Engineering }

can anyone give an idea about dia calculation in cold rolling mill

719


1)we have 1000 cfm Blower,Dia-1Mtr,Velocity of air 94 m/s 2)We have Natural Air velocity 94m/s 3If i Put Wind Mill in natural air ,speed is 94m/s Then it will generate Assume 100kw 4)If i put same wind mill across the Blower,air speed is same 94m/s now the Question is Will it generate 100 kw?

1059


What is excitation in case of dc motor?

168


what is difference between window type and wound type transformers?where we will use window type and wound type transformers?

1227


What is the tipical Online UPS input voltage for 20 KVA load ( 3 Phase or 1 Phase )? Why ? Explain it...?

1731






how flow current in 220 kv line to line

1094


briefly explain principle of resistance welding

917


I have doubt that the supply HZ (very low or high than rated ) may affect the power factor. is it true. ?

814


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

1083


what is mean by PIR in circuitbreaker and give me detail of that?

2652


Write the current equation in series RLC circuits.

185


how to select automotive wire by mathematical equation with given current, vlotage and resistance

1457


i am venkat i got gre 930(verbal 270 quanta 660) and my toefl score 105..here question is why u got less score in gre ? what i supposed to tell...any chance of rejection is there...my accadamics record is very good

1223


On a 3 winding transformer YNynd11, how do you apply REF protection to the Delta tertiary winding that is supplying auxiliaries to a substation?

2692


Difference between RCCB, RCBO and ELMCB.

2847