Electrical Engineering Interview Questions
Questions Answers Views Company eMail

Please explain open transition and closed transistion system in Star delta Starter?and also the state difference of both?

4 14372

what is the question paper model for section engineer in RRB

RRB,

1459

Can a 5 core cable one end with a 32A 3p+N+E plug and the other end 32A 3p+E be used on a generator?

1 3510

What is the use of Isolation Transformer, and Neutral is using for return path, finally this current is going.... but same time the voltage of the neutral should be below 1 V...

6 10883

Dear All, Pls let me know about ELR.... CBCT is using for singnal purpose... How it works.. any body can explain pls.......

4 13789

What do you mean by linear and bilateral network?

Automation, Disa, EGCB, Infosys, OPTCL, TICT,

20 145636

if the HR asked to me., you have got 92% in higher secondary but got only 72% in engg whats the reason??what should i have to say ..please help me..

Honeywell, Wipro,

8 10721

why making capacity is more than breaking capacity?

Essar, Indo Asian, Infinity,

14 31331

what is inrush current in transformer?

Bhel, Essar, GMR,

17 38141

what is electric current

17 12983

what is the capital of india

eInfochips, Reliance,

13 16659

what is surge suppressor?

Essar,

5 7609

how to write program by ladder logic in case of PLC operation

Gridco, Sofcon,

3 16741

how power saving takes place through VFD?

9 13946

If i want to build 230kv substation what are the equipments to be installed?

7 14289


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Un-Answered Questions { Electrical Engineering }

How to know about the rating(voltage and other) of induction motor if its name plate is missing at the manufacturing site.

2861


what is the role and fuction of automatic transfer switch in rotary ups

1428


HOW TO SELECT THE COPPER CABLE SIZES OF MOTORS,TRANSFORMERS?

1552


what is the saturation point of crgo lamination.

1631


what are the main applications of transistor in non-linear region?

1438






State Maximum Power Transfer theorem.

718


why the name trunking bus PT

2484


which motor have relatively high power factor and what is reason for have high pf? 1.capacitor run motor 2.shaded pole motor 3.capacitor start motor 4.split phase motor

1470


1.what is mean by 8/20 micro sec waveshape

1782


If I want to buy a new Xformer for my plant what are the main parameter will I need to check?

1427


Power Factor Correction Panel (Manual & Automatic)

1676


Give details on how you intend to handle a challenging position you are posted to manage unexpectedly as a company staff?

2876


What does the term “voltage regulation” means?

623


What is transmittance?

626


What is difference between start imitation and start interlock for 3 phase motor protection ?

1784