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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

how to select a circuit breaker?

ABB, BARC, TCS,

24 65753

hoW to select a CT?

BARC,

4 15974

Dear all, kindly give me the details of leectrical design engineer course details/institute in hyderabad /any where in india.

Reliance,

1 4734

now-a-days which devices are using for converter

7 8536

What are the various methods for effecive earthing in a factory in a rocky terrain, where soil resistivity is extraordinarily high? The usual method of 3 m deep earth pits is not serving the purpose.

4 12841

What are the difference between C-Curve and D-Curve for MCB's.

ABB, DLF, Essar, GK companies, Nissi Engineering Solution,

17 191699

what is the difference between earthed and unearthed cable?

Cords Cable, Essar, Torrent Power,

24 58468

What is GD2(kg-m2) for Sq. cage ind. motor?

ABC, Essar, MMM,

2 50224

can you give main difference between ELCB And RCCB?

MCB Bank, Reliance, Wipro,

38 171590

what is cathodic protection in Tank,and product pipelines?

IOCL,

4 15159

Rotor is taken away from three phase induction motor and three phase supply is given to the stator.What will happen?

9 11673

Stator of three phase induction motor creates Rotating Magnetic field.But why not Transformer?

21 36668

how to control the generator output voltage? what r the condition should satisfy for synchronization?

HP,

7 26882

What is the generating voltage of a power station consided generally?

L&T,

20 41116

How a generator is positioned in a hydroelectric power plant?

Infosys,

10 24190

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Un-Answered Questions { Electrical Engineering }

Why only sinusoidal ac voltages are generated?why not triangular or sawtooth?

2092

what is the difference b/w absolute encoder and incremental encoder?

2076

What aturn on methods of scr?

1181

what is kondo syatem in eletrical traction

2183

What size cable (based on voltage drop) is required to supply a 40 A three phase boiler if the wiring system is 75V single insulated cables installed in non-metallic rigid conduit 56m from the main switchboard? Voltage drop in the consumer's mains is 8V.

1976

How to calculate the copper in HT motors if KW, RPM & Voltage is given

3208

how to calculate maximum current

2331

If we are given a 10 amp cable type and asked to calculate the number of cores used and the thickness of the cable, how do we do it?? please help...urgent!! i hope the question is clear enough!!

1830

Enlist four components of electrive drives.

1843

2. What are the parameters of EHT sub-station?

2359

what is a vector protection in transformer

2026

How to prepare electrical preventive maintenance plan & shedule of machine tools in manufacturing unit.

2169

please give me all the Alarm .Trip ,Safety Relays & Conditions of UPS Systems mail me on ashokbabunhce@gmail.com

1789

What OPGW is better than Microwave or PLCC???

4128

What is d main advantage of using double circuit 3 phase transmission ?

1936

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