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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

If a air condition consume 2.50 to 3.00 amp then how much it will consume in watts if it is running 10 hours out of 24 hours????

1005

If we have to feed a housing complex having load 8MVA, than what would be the better option, either we first step down 33kv supply into 11kv & than 430v or we proposed no of 33/.44 kv transformer, also which option is economical?

Kirloskar,

1226

How to conduct a Hipot test on a 11KV cable?

2 16859

in ct secondary one terminal is connected to earth why?

1 1403

what is Different between Bilinear and Unilenier?

ABB,

1155

why Transformer and DG rating capacity is in KVA

ACC,

4 8367

what is the effect of vector group while phase sequence of a generator changes,whether the vector group changes or not

1188

which type of motor we are using in local train???

Asia MotorWorks AMW,

4 8667

What it the purpose of parallel phasing transfomers??

Asia MotorWorks AMW,

1046

Why the suply frequency in INDIA is 50HZ

HCL,

2 3399

What is the power ratio between power in Star and Delta circuit?

3 2658

What is the difference between earth and neutral

3 3749

What is the difference between Earthing & grounding

4 5982

Why the suply frequency in INDIA is 50HZ

HCL,

5 5713

If the line voltage is reduced to 75% of its rated value then by what percentage current will reduce ?? 75% 25% 50% no change and why ?

1171


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Un-Answered Questions { Electrical Engineering }

WHAT IS THE WINDING PROCEDURE OF ELECTRICAL MOTOR

3066


i've iocl interview.. if you know the interview process please give me information..

1016


Why we are use dol starter up to 10 hp

484


71ohm,111ohm,95ohm,179ohm in calculate the total ohm in series circuit

740


how many types of motor can be used in washing machine

1186






Why cables and busbar both needed in LT Panels?

1272


What is the lifetime of a Thyristor? Is there a recommended lifetime for thyristors after which they should be replaced?

1684


Is there a diode made that works with AC 120 volt 20 amp? If so can it completely stop all current flow in 1 direction at all times?

5505


how to select diiferent power transformers of same capacity on no load loss and full load loss by economical point of view.?

1067


In case of generator when we consume more power produces by it why load on generator increase and starts sound more. and how it is adjusted..

920


do we use links in a dc circuit?if so what s its use in it?

1063


block diagram of 2 ups system connected in hot stand by mode?

6977


Can we use BS 6651 and BS EN 62305 standards for computer room lightning ptotection in substation?

1231


what is the requirement regarding earthing of Single conductor with AWA

1190


What is main cause of cable's terminal point burned in Lug on high temperature although lug and cable selection is ok as per stantard and also tightness is ok as per situation. so please take in deep and tell correct answer thanku.

5625