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 9391

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

Wipro,

8 14306

What is the min and max ohmic value for earthing?

NewTek, Wipro,

15 40545

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

Reliance,

7 17933

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

14 29679

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 4049

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

11 18032

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

4 7321

What is the breakdown voltage?

13 17550

What are types of encoders?

ITC Infotech, UFO, Wipro,

19 92377

how water and air molecules are conduct the heat?

1 3876

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"

2099

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 259847

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

9 19814

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

1898

Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

what is size of 3phase 4wire cable to be used for 11 ton ductable A.C and how to calculate cable size for different load

4079

how does it help for selection of a transformer.

1900

formula for calculation of switchgears(i.e. contactor, fuse, cb, relay etc.), if load current is given?

2270

Whether the vacuum contactor requires Short circuit protection?If No,why?

2090

What are the advantages of using distance protection schemes as opposed to normal overcurrent/ earth fault protection on high voltage feeders.

3659

i want to know d working mechanism of tafe tractors next i like to know d engine type of apache bighs can anyone help me

2290

what happen when increase or decrease size of lamp,light.glass.

1962

what is Fault level? why it is calculated? how will u decide same for our plant?

2119

What is the typical enclosure type used for Indoor switchgear / Outdoor switchgear Units? - In Onshore / offshore Units?

1041

what is the difference between RMS & TRUE RMS VOLTAGE

3010

Why auxiliary transformers are not connected in parallel in primary stations?

1464

Define damping ratio.

1306

Explain mechanical rotational system?

1169

What is vacuum circuit breaker.define with cause and where be use it device?

1370

What are the two major types of control system?

1142

For More Un-Answered { Electrical Engineering } Questions Click Here