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

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 16110

what is the question paper model for section engineer in RRB

RRB,

1886

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 4225

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 12857

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

4 15453

What do you mean by linear and bilateral network?

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

20 152301

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 13561

why making capacity is more than breaking capacity?

Essar, Indo Asian, Infinity,

14 35571

what is inrush current in transformer?

Bhel, Essar, GMR,

17 43187

what is electric current

17 17256

what is the capital of india

eInfochips, Reliance,

13 20418

what is surge suppressor?

Essar,

5 9121

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

Gridco, Sofcon,

3 18070

how power saving takes place through VFD?

9 16481

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

7 16473

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Un-Answered Questions { Electrical Engineering }

If short circuit ratio is high is it bad or good for a machine then tell the reason...

2033

what are the range of memory address in plc for L&T lx7 4A

2319

In EHV transmission line a neutral grounding reactor is often placed at neutral point of shunt reactors. What is the recommended protection for this neutral grounding reactor? Should I use a fast closing switch to bypass neutral grounding reactor when this protection operates?

3234

what is errection pcbs?

1914

What are the difference between CT/PT operated Meter and RRAMR Meter for HT/LT application?

2603

What is the ratio of Booster transformer?

2166

How do apply electrical 'c'license......pls advice

1706

Where voltage are high and current to be interrupted is low the breaker preferred is:

2285

what is calculation mathod/formaulla for deciding Size of busbar (Copper/ aluminum)for L.T. panel on Various Fault level like 50kA,25kA,10kA

2797

What is difference between Over Current & Earth Fault protection?

2443

Does all the output contacts (N/O as well as N/C) of a Numerical relay operate when relay receives a binary input/inputs or contacts are designated to specific logic input/inputs and only these contacts operate?

2081

What is Faraday's law

1506

what is the function of statics switch in ups and tell me parts

2036

Why need 3phase machine double earthing?

1775

Please define ampere?

1120

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