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Electrical Engineering Interview Questions
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why the motor is rated as kw& transformer as kva

Areva,

7 7698

hi pal, i am vengatesh from tamilnadu(chidambaram),i have called for the written test for the post of jr executive(ELECTRICAL) of AAI ,I dont know about the question paper pattern,so any kindly help me to face the examination,post me the model question papers and some tips to write my examination to (vengi.annadurai@gmail.com)

954

why America use 60HZ 110V?

Kalindee Rail,

4 10950

1)what is hypo test. 2) which cable need to hypo test.3) when hypo test can be done before or after glanding.4) what is the purpose of hypo test.

5 33589

WHAT IS SITTING AMPS IN OVER-LOAD RELAY FOR 1PH OR 3PH MOTORS?IF ITS NAME PLATE GIVEN MAX AMPS 10AMPS?

868

WHAT MEANT BY SEVICE FOCTOR?

2 2666

what is the accaptable voltage between neutral to earth & How to reduse the resistance of earth in chemical earthing

4 3718

what is the meaning of Dd0yn11

2 8056

HOW TO CALCULATE EACH PHASE CURRENT WHILE A MOTOR CONNECTED TO STAR- DELTA STARTER?

3 5082

1.what is the difference between MPCB and MCB ? 2.what is the difference between MPCB and MCCB ?

6 38723

Why r used of cable 50sq.mm and above size cable in 3.5 core. And below size in 4 core ? any technical reason please explain it

2 3383

why we are using DC violtage for testing of cables....which is used in HV AC applicatons...

1 3202

WHAT IS SITTING AMPS IN OVER-LOAD RELAY FOR 1PH OR 3PH MOTORS?IF ITS NAME PLATE GIVEN MAX AMPS 10AMPS?

1 2296

transformer 3 ph, 225 kva pri 480v, sec 208v. primary neutral connected to system, is secondary neutral to be grounded and how

1 2607

how ELCB drip when earth and phase touch together?

2 3731


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Un-Answered Questions { Electrical Engineering }

what is a pilot wiring and whys that called a pilot wiers

855


While testing LA mast,What are the parameter limits ?

979


What is an ac motor?

142


draw the restricted earth fault protection circuit install on power transformer and identify its parameters and draw C/C curve of it

1751


What happens to a motor if it is connected in Delta connection

135






Why we use Electrical energy rather than any other type of energy, mostly? Explain behavior of open secondary CT and short circuited secondary PT in energized condition?

949


gas turbine genrator reactances

978


what type questions asked in hp cl

975


how to convert lv line to hv line and viseversa, any losses will occur during this process

1060


Incoming line 11kv And transformer capacity is 2500kva. Consumption load is 1300A. Then fuse capacity is 11kv line.

763


What is s-domain and its significance?

215


what is the function of bearing in dc mchine" and where it is placed

1648


What do you mean by Stimulastion Test in Diesel Genarator / Why & when it's conducted ?

736


how to identify the cable quality and what is flame proof cable

1216


What do you mean by a current transformer?

162