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 the relationship between the sending end and receiving end?

4 6301

what diferent amoung three phase supply?

1 3645

single phase 230v three phase voltage 415volt why we aren't used line voltage 690v?

Citec,

7 23927

which is better VCB or ACB and why?

7 15020

What is difference between AC and DC resistance

Eaton,

9 31618

Differentiate AC and Dc resistance

1907

What is BKW of Motor. And what its significance

CGL, PK, Thermax,

1 34046

line vltage of three phase distribution transformer is 433v and phase voltage is 250v,but we required 230v for domestic distribution,then how we reduce phase voltage of transformer

5 7616

why we are giving D.C. supply to field of an alternator, why can't we give the a.C. supply

APTransco, Proman,

12 20574

1. What are the tests to be carried out for CBCT? 2. can measure the secondary resistances? 3. with respect to secondary maximum how much voltage can be applied for IR test.

1896

At what point crngo works like as crgo

1895

if harmonics is generates on the secondary side of transformer then why we put LC ckt on prim side?(i m talking abt rectiformer transformer)

1818

How we do the maintenance of Servo motor, even we cant open it?

ITC Infotech,

2180

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.

1990

what is power factor?

CA,

7 8780

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Un-Answered Questions { Electrical Engineering }

how many types are their in switchyard or substation(like D,I TYPE), what is differant between them

2112

sir pls send the je exam - 2008 and other model question papers..

2076

IN MY SYSTEM THERE IS ONLY OVER CURRENT EARTH FAULT RELAY IS AVAILABLE. FOR THE UNBALANCE SENSING IS THERE ANY RELAY IS AVAILABLE? THE SAME CTs WHICH ARE USED FOR THE OVER CURRENT EARTH FAULT RELAY CAN USE FOR UNBALANCE ALSO?

4143

HOW MUCH CURRENT DOES SYNCHRONOUS MOTOR TAKES AT SYNCHRONOUS SPEED IN NO LOAD CONDITION ?

1853

why servomotor motor? where i apply for best output?

2037

What do you mean by Stimulastion Test in Diesel Genarator / Why & when it's conducted ?

1649

Dear sir, By which formula u can calculate for a particular kv line there is a range of mw.

2135

what happen when increase or decrease size of lamp,light.glass.

1915

What is the armature mmf in a D.C machine?

1241

How earthing/grounding done in aeroplanes and ships.

3619

what is meant by moulded case circuit breaker ?

2183

Draw the single line diagram of the power station?

1084

We have two parts in generator, electrical & mechanical. how it works?

1966

how to caculate cable size for diff types of loads? if anyone know the calculating procedure please tell me

1439

what is integrated ac contact circuit

2075

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