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 are the uses of stepper motor?

1247

How to calculate capacitor bank value to maintain unity power factor with some suitable example?

1145

Tell me in detail about c.t. And p.t. ?

1156

Explain about c.t?

1134

Explain about p.t?

1083

Whether power factor should be high or low? Why?

1118

Why we do 2 types of earthing on transformer (ie:)body earthing & neutral earthing , what is function. I am going to install a oo kva transformer & 380 kva dg set what should the earthing value?

1145

Where should the lighting arrestor be placed in distribution lines?

1148

What are the transformer losses?

1174

What is the count of hvdc transmission lines in india?

1098

Why an ac solenoid valve attract the plunger even though we interchanges the terminal? Will the poles changes?

1215

What is derating?, Why it is necessary, it is same for all means for drives, motors,and cables.

1 1954

Why temperature rise is conducted in bus bars and isolators?

1338

If one lamp connects between two phases it will glow or not?

1089

What are hrc fuses and where it is used?

1187

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Un-Answered Questions { Electrical Engineering }

i karmveer bharti persuing b.tech . plz send me syllabus and name of reference books. for preparation of section eng.

2120

What is the gross weight to copper ratio in slip ring induction motor of 4000 HP,6.6 kv, 372amp, 992 rpm GE motor.

2360

Zone of protection and tripping scheme of arc protection relay.

1872

what is the synchronous timer ? and it applications.

2396

why current is constant on d.c?

2091

what is the function of gss in the dg set.

1971

What is the mechanism of WTI

1801

A motor running with lenze frequiency inverter stops if I REDUCE SPEED with 25% load.If I run it in High speed and medium speed running smoothly with full load.please help me to solve it.

1991

5- What is the task (function) of the excitation and isolation transformers in power plant? 6- What is the task (function) of LCI (A), LCI (B) and LCI (COS) in power plant? : LCI (A) and LCI(B) are load commutating inverter for generator turbine starting. , LCI (COS) is load commutating inverter change over switch

3818

1.dg on load alarm/stop alarm... 2.dg on load. piu alarm alarm kaise chek krte hai

1938

A 100W electric lamp is supplied from a 115V, 60HZ source. The peak instantaneous power dissipated in the lamp filament is

2381

What are the types of transformers according to the arrangement of iron cores?

1127

transformer phasor diagram under load explain it?

2190

what are the advantages and disadvantages of oil filled cables over XLPE cables

19532

in power generator normaly voltagr betwween esth to neutral is 0 but my work place generator show the volatge is 60v any body know why? thanks

1902

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