Electrical Engineering Interview Questions
Questions Answers Views Company eMail

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 3133

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 10693

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 5045

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

3801

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

2 6076

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

2 3569

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

1 3530

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

Godrej,

2 3183

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

3 4697

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 2801

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 6159

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

ME,

2 3999

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

ME,

2 4005

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

ME,

2 4589

mccb service sittings be done?

1393


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Un-Answered Questions { Electrical Engineering }

Diagram and details of polarity test for Current Transformer 11kv 400/200/100/1A

2535


EXPLAIN THE ESSENTIAL FACTORS WHICH INFLUENCES THE CHOICE OF SITE FOR A HYDRO ELECTRIC POWER PLANT

1525


In PFI plant one stage capacitor connection is directly connected(with out megnetic contact controll). but why?

1851


What Normal(Tangent) towers and Tension(Cut-point) Towers?

5167


when the Transmission and Distribution network where is the "feeder" lines are located? and why should be used in T&D network.....

1240






WHERE NEUTRAL WIRE IS CONNECTED AT DOMESTIC TO TRANSMISSION LINE(SINGLE PHASE TO THREE PHASE)

1321


How would your past experience translate into success in this job?

6426


how tto ingress mw in turbine explain.procedure ?

1708


3Cx240 & 3Cx300 sqmm Al. cable from lv side. What is the calculation for this cable??

864


can i connect wavetrap in 2 different phase in EHV line?

1339


what is doubling factor in making current of a breaker?

1539


how to setting voltage RTCC panel

1188


if sf6 gas low in gis what will happen

357


what is your aim

1418


In radial network the source is fed from 1 end both ends at central

1591