Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

what will happen if we pass a dc current through a ac bulb of 60 watt.The dc current is half ac one

4 9073

What are methods to avoid the inrush current at the time of starting of power transformer ?

Wipro,

8 13758

What is the min and max ohmic value for earthing?

NewTek, Wipro,

15 39598

WHY IS THE EARTH FAULT CURRENT ALWAYS LESS THAN THE NORMAL CURRENT??

Reliance,

7 17496

WHY IS RESTRICTED EARTH FUALT PROTECTION NEEDED?? WHY CANT DEIFFERENTIAL PROTECTION SUFFICE???

14 28941

As Electricity Generates in MW I w'd like to know What are the factors we have to consider regarding the transmission of electricity from generation station to Public uses(230 V)

1 3900

In view of Electrical Engg. What is the use of SCR(Silicon control rectifier)

11 17205

if receiving voltage is higher than sending ones what will be the effect of receiver

4 7012

What is the breakdown voltage?

13 16791

What are types of encoders?

ITC Infotech, UFO, Wipro,

19 91168

how water and air molecules are conduct the heat?

1 3715

sir i have a car stereo system and there is jack on him so can u tell me a way to find out their power terminals on the jack or on the circuit board"

1975

What is min and max voltage between earth and neutral/phase if it perfect earthing?

Epoch, ISS, ITC Infotech, L&T, Power Works, Statex, Sterlite, Wipro,

37 257570

why designer use kva rating instead of kw in transformer rating???????????????

9 19278

send me any model test paper of clerical post of state bank of india.......

1799

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Un-Answered Questions { Electrical Engineering }

The magnitude of sum of two sinusoidal av voltage is equal to 230 volt.the magnitude of each individual voltage is also equal to 230 volt.what must be the phase difference between voltages?

1579

how does high earth to neutral voltage affect electronic equipment?

1483

How seriving & testing of the HT & LT breakers are done. What are the standard Ir values on which we can come to know the test is passed or failed?

1999

We have 110Vac ,10A ac supply which is converted into 110VDC & How much DC current? which factor is reqired for dc current calulation?

5069

how could we know the size of cable by physical view?

1579

exolain the star delta connection

2640

what is the difference between 4pole & 6pole DC Motors & give advantage ?

1865

What is evaporator & condencer & compressor

2118

How to synchoronize the generator (with gcb,GT) to grid????? ????? from Grid iam getting power (rated 400kv/20kv) through GT and its goes to UAT.,,ST.,, now my generator(rated 20kv ) ready.,, now iam closing my GCB.,, in GT iam suddenly giving 20kv on that Gt.,, what will happend

2026

what is the difference between interconnection and intraconnections in the circuit diagrams

8350

1)Explain why the cradle guard is used on railway crossing in overhead line construction?

5006

how we start 40w tube light with 4 diodes,2capacitors,1 choke and without starter.(a product avilable in market which lights burnt tube lights also)

2002

state types of reflectors in illumination engg. ???????

1879

What is your acheivements

2118

what are the breakdown voltage rating of mini- curcuit'transfarmer!

2129

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