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 is the function of the serge absorber?

5 20104

What is a unit of gravity (Battery)

9 20545

what is the difference between surge arrestor and lightning arrestor ?

6 21042

what is the difference between scaler and vector control in drive and where it is to be used ?

Essar, TCS,

1 13877

What is the fuction of UV & how it works in circut breakers? is it one type of relay?

4 11096

In which working principal temperature transmitter work.explain in detailed.

2328

What is Harmonics & what are its efect & which harmonic is dangerous

IBM,

5 16374

How to find out kvar from any particular load capacity give a formula

3 6945

what are the units of cable insulation?

3 6224

What is the purpose of starter and choke in tube light?

Chimay Brewery, TATA, TSPL,

9 112977

will a bulb glow connected to two phases of a delta connection?

6 10128

Why use the VCB at High Transmission System ? Why can't use ACB? Pls explain the ans.

amps, DLF,

5 19571

what we happen if 400 kvar cpacitor banks are on in manual mode and there is no load on mains ??????????????

HCL, Reliance,

7 10891

how to calculate cable size by amp

CDS,

19 55419

what is electric traction?

TCS, Volvo,

26 92336

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Un-Answered Questions { Electrical Engineering }

how external lighting design? please give examples?

1887

why ss stablity limit is more transient stablity limit?

2191

How to resolve if Diesel generator stop while running ?

3111

What are the material used for inductance coil?

1143

How many devices can be connected in one zone of FACP

2321

How many types of instrument cables are there?

1098

How much should be the load percentage for 15kva Inverter and Iinut & I output load with Calculations

2114

design a LV scheme for a 15 storied building?

1949

1.main parts of generator? what is used A-check,B-check,C- check? 2.what is FM200 system in data centers? 3.difference between pac,ahu?

2131

Dg pf .71 i am improve pf 0.80 what capacitor connected in dg how?

1681

what are factors comes under relay setting (distance relay 7sa52) under OPEN DELTA VTs connection??

2559

explain comutator action in detail.thanks

2255

what is reverse power relay brief explanation and in b/w where it is connected

2042

what r PID controllers?why they r used?what is there purpose?plz Explain in detail

2073

Which of the following alternatives will be cheaper (1) A 100 h.p AC, 3-phase motor (2) Four motors of 25 h.p each (3) Five motors of 20 h.p each (4) 10 motors of 10 h.p each explain

3030

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