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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

why do motors burn out? I understand why adding parallel loads to a power source means more current moves through the circuit, and can destroy circuit elements by overheating. What about when you have a vaccuum cleaner intake flush against a floor, a room fan sitting directly against a wall, or a power drill trying to drill through something too hard?

2023

WHAT IS THE DIFFERENCE BETWEEN NUTREL AND EARTHING

Areva,

10 14021

For 300 MW plant what is the distribution voltage

6 9621

in alternator what is use of AVR ? how AVR is operating either AC or DC?

1 5384

in alternator how we can give power to rotor ? its power is AC or DC ?

5 7012

how can u determine size of the conductor by knowing the voltage level

2 5593

why HV test for cables?.why 0.7times?

Bosch, Prince Food Products,

1 4053

What will be the output of t/f supplied with DC sourse?

2 4571

what is IP55,IP65

2 8983

what do u mean by starting torque? how it should be for a good motor? what is the relation between starting torque and power factor? What is the relation between efficiency and starting torque?

2 4357

please explain me about traction application?

2 5696

define differential current and restraining current in relays. how to calculate it by mathematically? post the formulaes.

Siemens, VPEC,

4 33958

why the rating of a transformer in kva not in kw.

9 11739

why cu losses called cu losses.

6 9718

What is the value of nuetral current in star connected load when DC is supplied to it???

1 3752

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Un-Answered Questions { Electrical Engineering }

why and how current drawn by battery charger depends upon the altitude where it is located?

1998

induction 3 phase motor terminal connection

2601

How does an induction motor start?

1164

What is the function of auadag in a cro?

1086

how diside ct mf exmp.200/5 ct

2146

What is steady state response?

1272

what is meant by 3rd hormonics ?

1805

What is the capacity of the Fastners 12mm?

2385

WHAT IS DEGREE OF COMPOUNDING IN D.C MACHINE MEANS? HOW TO READ THE OPERATING CHART FOR ANY ELECTRICAL MACHINES?

4818

what happen as when voltage drop(or may decrease) ? in case of atomic base theory?

1993

what is the id1 & id2 setting in differential protection relay of CSPC?

2759

1.WHAT IS A SMART CAPABLE DB ( DISTRIBUTION BOX) ? 2. HOW TO DECIDE THE TYPE OF DB TO BE USED ( RECESSED/ PLUG TYPE/ SMART ETC ETC? 3. WHAT IS MILLENEUM BUS BAR USED IN DB? 4.DIFFERENTIATE MCCB AND MCB.

1787

For group 1 , 2 whather i have to prepare my technical or general studies etc? and im graduate in ee engg. for wht posts im eligible for? please tell me!

2148

placing earthing pit in pathway is correct or wrong??. placing earthing wireGI1/18 inside walls is correct or wrong?. explain!!!

2121

how we can do the insulation on secondary of ct explain and so that tan delta will within limit

1892

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