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 main advantage if motor connected in star or delta?

Essar,

3 7445

what is tha online tapping and offline tappchange? which side connected primary or secondary and explain ?

Essar,

4 7115

what is earth resistance? how to measured? and give values at power station and mcc area?

Essar,

1969

what is bus coupler? and how many type? which one is big advantage ?

Essar,

2 11105

whata is battery charger ?how many cells connected for 110v?

Essar,

1 4238

what is lightning arester?generaly which type of used in industeries? why its used?

Essar,

7 12403

what is elevation lamp?where its used?

Essar,

2 4432

why ct secondary side shortlink provided? its open what will happen?while running ?

Essar,

2 11962

what is diffrances between fuse and breaker protection? which one is best?

Essar,

2 5461

How do you calculate the actual power consumption of an inductive load appliance. Say, a deep freezer of 200watts

2133

ther is any difference if we use 240 V A.C,50 Hz,1 Ph. in place of 230 V A.C,50 Hz,1 Ph.

4 6818

how does an encoder work???

2527

Starting Time of LT & HT Motor

1956

what is the diffrence between resistive , inductive and capactive load please explain with exmpels?

2 5201

WHAT IS EDDY CURRENT LOSSES AND SKIN EFFECT LOSSES IN ELECTRICAL ENGINEERING

GAS,

1 4806

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Un-Answered Questions { Electrical Engineering }

What is the difference between rated and per unit in transformer?

2199

Explain using drawings what is reverse PID action w.r.t PID controllers.

3453

If Polarization index of motor 8.75 at 500volts of medium voltage 4.16 KV motor what this mean winding good or bad pl answer if any reffrence book give me the link

2121

A generating system will have a total capacity of 300 MW. Find the probable forced outage when the capacity is supplied by two 150 MW units. The operating probability of all units is P=0.98 and forced outage probability rate Q =0.02 .

2637

Pls mail me utility & Dg related question with answer

1786

What is electrical cable termination

2628

Define noise?

1168

what kn of disc is used in 33kv,132kv,220kv,400kv,800kv transmission line

3287

What is resolver and glass scale in CNC how they work?

2282

how are reversing the direction of rotation of dc motor

1766

what is allowed value of zero sequence impedancce of 6.6 kv nuetral earthing transformer ?what is the actual value

2187

How to determine alternating current frequency?

1153

Explain M Var? Which types of problem occurs when reactive power increase at the time of full load of plant and at the time of synchronize of plant?

1769

What is polar plot?

1176

difference between the applicability of nortons and thevenin theorem

2090

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