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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

if we have 380 KVA DG. how to calculate Power Factor. With detailed formula

1 6078

why ht11kv supply needs discharging during shut down time

1 3772

what are the advantage of UG cables over the over head lines

DVC,

2 5467

What is corona? and what is the purpose of corona belt in substation ? why they connect these end of the buses ?

2 6690

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

ABC, ACB,

2634

why rating of generator is kva but motor is kw ?

4 12824

how to identify small motor and generator?

1 4231

what safety use in electrical panel

3 6584

What is class X ct? What rare its uses?

2 6611

1.What do you mean by inductive and capacitive parts of an electric circuit. 2.What do you mean by decrease of inductane and capacitance of a network? Please dont give me the text book answer.3. What is class X ct and its applications?

2 4671

list the type of vfd? wich is sutable for heating kiln?

AluChem,

2113

How to calculate & connection of 900KVA generator 2 sets & load(1500A)? How to choose cable size and ACB size for this load & generator? please explain me detail. Regards, Mr.Han

Powermec, TATA,

3 10646

working principle of AC Servo Motor with its construction

TATA,

8894

what is IP65 & What is its advantages

1 4802

how to reduce the transformer size in ups ?

2 5774

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Un-Answered Questions { Electrical Engineering }

details of oil cell size of Breakdown voltage test of tranformer oil details as per Standardswith mushroom electrodes?

1900

Define steady state error.

1111

How to test REF relay testing for LV panel as per Kahramaa standard?

4959

WHY IS THE EARTH FAULT CURRENT ALWAYS LESS THAN THE NORMAL CURRENT??

2248

why r we using shell transformer for low voltage

2039

when the Transmission and Distribution network where is the "feeder" lines are located? and why should be used in T&D network.....

1789

why we cannot protect 100% winding of an alternator by using differential protection?

2276

DEAR SIR,I GOT THE CALL LETTER FROM RRB, SECUNDERABD AS A JE-II SO PLEASE PROVIDE ME SOME MODEL QUESTION AND ANSWER PAPERS AND LAST YEAR QUESTION PAPERS

2060

Why does the rotor rotate?

2298

What is the maximum operating temperature for a thermoplastic insulated cable?

1144

Is there chopping current in resistive circuit

1969

What is synchro?

1189

What is earth?

2455

what is spadar bar .why I use in DC generator.

1941

How to calculate multiplying factor of dc energy meter

1682

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