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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

ALL HT /LT PANEL TEST? DISCRIPTION.

Essar,

26074

DIFFERNCE BETWEEN DCS AND PLC? HOW IT WORKS?

Essar,

1977

How much duration I can keep open the CT if it is under loading condition(100 Amp load)?

Infosys, NTPC, Suzlon,

3 6925

How to reduce the static electricity producing in solvent room? By P.D.Patil BioCon

Biocon,

2091

During a temperature rise test of a bus duct, it is fed with 415 volts at 2000 amperes. Why dont we get an electric shock if we touch the bus bars?

ABB, SDBL,

7 14956

how to calculate circuit breaker capacity

Siemens,

6 74984

what is the difference betweem star connected motor & delta connected motor?

13 94292

what is the CT of protection and CT of metering ? what is class 5P10 & 5P20 and class PS ?

JEE Main, ONGC, VRA,

16 131154

it is in our knowledge tht right plug of supply of residential suppy system is phase n other is neutral...howevr the battery charger of mobile works in both ways...i mean it is not restricted in only one direction.ny of the holder of charger can hav phase .so y is it not lik tht phase of supply must b connected 2 phase of charger...?

TATA,

2024

can v rotate single phase induction motor in both the direction...?

1 5055

How should i design a 1ph & 3 ph transformer. Kindly let meknow all steps and formulaes related to design from scratch.

2043

How should i design a 1ph & 3 ph transformer. Kindly let meknow all steps and formulaes related to design from scratch.

1990

how can i select the cable ratings

4 6738

i want to model paper for section engg.

Infosys, RRB,

2007

what is the diffrance between earthing and grounding...?

Essar,

6 10902

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Un-Answered Questions { Electrical Engineering }

Brief working principle of stabilizer,application & safety precautions

5691

Metal covered multiconductor cables shall employ a marker tape located within the cable running for its complete length in lieu of cable surface marking. Is it true or false?

2267

What is the ratio of Booster transformer?

2168

How Self works in DG set

2024

how to meas-our losses for L.T & H.T

2168

Write the force balance equation of m ideal mass element.

1259

What is rotating magnetic field?Discuss elaborately.

2647

Explain the different methods used in the choice of rotor slots for reduction of harmonic torques in an induction motor.

2032

ratings of lightning arrester

2047

how make megger test for control cable like 12c x 1.5mm and what it apply voltage and test timing details.

2203

Earth is a conductor or load?then ammeter connect to 3- phase supply,it shows the measurents or not?

2079

Dear sir, How to calculate 3.5 core pvc aluminium armoured cable meter wise carrying amps rating.Please give the solution with a good example.

1884

WHAT WOULD BE THE FORMULA OF WIRE GAUGE FOR A FULL LOAD CURRENT

2320

What happen when change order of CT in GIS feeder?

1651

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

2245

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