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Electrical Engineering Interview Questions
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what ll happen if neutral is not shorted with phases while doing transformer short circuit test & what ll happen if neutral is connected to ground?

 1 3168

a. void main() { char a[6] = "INDIA"; while(*a) { printf("%c",*a); a++; } } 1. india 2. I N D I A 3. no output 4. error 5.Null

1 10772

c. int m = 10; main() { int m = 20; {int m = 30;} printf("%d %d",m,::m); 1. 10 10 2. 10 20 3. 20 10 4. 20 30 5. 30 20 6. None

 2 5087

what is difference between isolation and ultra isolation transformer?, what is the method of testing ?

 3835

Can we step up a 230V supply to 400V using a single phase transformer??

 2 6131

it is possible to run 130V AC and 230 V AC cables run in same tray

 2 3609

what is sevice settings for mccb?How can be it setted?

 1 3563

How can I indicate rpm on digital rpm meter with help of simple tacho output? tacho output is 90v at 3000rpm.

Godrej,

2 3225

WHY DOES NEUTRAL DO NOT CARRY EVEN THOUGH IT CARRIES RETURN CURRENT?

 3 4793

WHAT IS METHOD TO DESIGN SIZE OF A 11KV UNDER GROUND CABLE FOR A OUTGOING FEEDER FEEDING 6NOS 250KVA TRANSFORMERS WITH 5KM LENGTH OF FEEDER?

 1 2842

why should be the frequency is 50 hz only why not others like 45, 95 56 or anything , why should we maintain the frequency constant if so why it is only 50

 3 6228

How to find the maximum load that can supply by a particular(say 315kva) KVA rated transformer?

ME,

2 4047

How to find the maximum load(in KW)in a big industry, having motors,lights,lifts etc..?

ME,

2 4057

How to find the maximum load, that can be supplied by a transformer.....

ME,

2 4634

mccb service sittings be done?

 1421

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Un-Answered Questions { Electrical Engineering }

How DC earth leakage currents can be reduced ?

1464

grr resistance & contrator malt continuous

1673

how to prepare the technical test

1619

why transmission is only 3 phase and not 2 or 4 or poly phases

1706

HOW TO CALCULATE HV CABLE SIZING?

2564




What will be the size of copper cable (each for 3 phase and 1 neutral) from Service connection Kit-Kat to Panel Board (i.e. to main switch) for a 6 pole 3-phase AC induction motor of 200 H.P. capacity? Amp-255 A, Frequency:- 1450 rpm.

1497

What is meant by cold loop test in instrument

2117

WHAT IS THE MEANING OG (li = 7 In)

1530

my diploma certificate in my higher education college

1205

Why saturation region slowly shifted in the left side?

1453

i need to give section engineer (electrical engineer) for RRB. Please suggest some book

1456

Why CBCT rating is 50/1A

2321

What is the difference between diesel generator engine with and without turbo charger with the same capacity?

1193

take 100kva DTR( delta/wye ), what ll happen if we connect 11kv to LT side instead of connecting to HT side? will the DTR behave as a step up transformer or something else????

1812

what are the disadvantages in GIS over AIS

1919

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