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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

How a Universal motor works in Both A.C and D.C? What is the constructional difference with other single phase motors?

1 3737

in a induction motor if we put capacitor across it will the power factor of the motor will improve? if yes how

Reliance,

6 6654

What are the saftey parameters in transformers?

2 4988

Can without battery on line UPS,off line UPS or Invertor works please brief.

5 7458

what is the differebt between ac and dc fuse?

IBM,

1393

wat is d first thing to be seen 2 lay a cable in a particular area??

1 2221

what is mean by current? and voltage?

4 4997

in transmission line 11kv is step up or step down? why?

5 10305

why tan delta test conducted in electrical equipmenr

4 10104

is there or does RCCB work for single phase connection?

2 4675

whenever a squirrel or a crow gets tangled near the out put of the feild transformer there is a discharge of 440 volts of current through the neutral due to which my appliances blow up causing a huge bang.will the RCCB help in these conditions

1 1726

why we are using star connection and delta connection? difference?

4 14863

In 400KV Switchyard, we have used Circuit Breaker With PIR, what is the significance of PIR & why they'r used?

2 17252

how to CHECK CT AND PT AT THE FAULT OCCUR IN GENERATOR RELAY PANEL .

Birla,

1356

What is the difference between rulling span and wind span of of an Over Head Transmission Line?

1404


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Un-Answered Questions { Electrical Engineering }

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

939


what is cathodic protection and why it use in industries?

1329


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????

1070


how to find impedance , mutual indatnce in transmission lines

1221


12.5 tons a/c is their how much kva generator can recommend to the customer.

1044






How to maintain ac plant?

1117


why u r living from presentaly working.

1465


Pls mail me utility & Dg related question with answer

1038


How many kinds of E.L.C.B and how to work E.L.C.B

1225


what is basic difference betmeen normal & flame proof motor??

1066


What are the different losses In a de mac1une'! t.xplam

1810


What is the requirement of grounding the neutral of single phase generators on load? If the neutral is not grounded, what will be the effect?

1260


i have total 8 dg sets for synchronizing and 2 buscoupler,1 sectoin dg no 1,2,3,and 2 sectoin dg no 4,5,6,and last section dg no 7,8 ....if buscupler no 1 and 2 is off mode ..than dg no 1,2,3,will synchroniz of another dg sets?

879


i want use the cable size 16cx4 core aluminium usege watts 240x2000w this cable size is correct?

1315


What is the previous name of Cox's Bazar

1060