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 difference between Dielectric and Insulator

9 32147

how we can varying the speed of dc motor ?

6 8704

what material is the electrical housing wire made of? is there any difference for the telephone lines?

1968

What is the meaning of utility ground and clean ground? How the distribution panel is grounded?

2543

Why electricity is generated and transmitted at the values of multiples of 11?

3 7368

v=r*i this means when voltage increases current also increases at constant resistance.... p=v*i this means when voltage increases current decreases to maintain the power constant which one is true...

3 5929

WHAT WOULD BE THE FORMULA OF WIRE GAUGE FOR A FULL LOAD CURRENT

APGenco,

2317

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.

1846

how can we calculate ct ratings ?its any formula ?

3 7915

Why the isolation treasforfer are connected at out put of the ups ig 200kva ??????????????????

3 4846

how many types in CT & define it ?

6 9675

what is the difference between squirrel cage & slip ring induction motor by construction & working principle ?

Sail,

1 3357

if dc motor can operate by ac supply ? if its possible means how ?

2 7290

can a rotating machine give the DC output without commutator? if yes, how? if no, why?

BARC,

6 11907

how DC is differ from AC ? what are the difference between them ?exept (P-N)&(+__-)

2 5180

Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

Where voltage are high and current to be interrupted is low the breaker preferred is:

2288

what are the disadvantages in GIS over AIS

2420

how you configure motorvision relay (L&T make)from DCS

4895

WHAT IS THE WORKING PRINCIPLE OF A GENERATER.how is a GTG (Gas TURBANE Generater) working.plz explane

2525

there are cam operated switches - why we call cam operated , What is cam ?

1916

why motor range is available 22kv,30kv,37kv,45kv and so on? why motor range is not available 21kv,24,25,26,27kv and so on?

2795

Please explain the following and how these are working with PLC unit 1.I/O Module 2.I/O Device 3.Adaptor Card 4.Ribbon Adaptor 5.RS 485-FC

1602

How to calculate per unit impedance of transformer?

2203

Define phase cross over?

1135

What is meant by load angle of an alternator? Upon what factors does the load angle depend?

3001

What are the two segments of nyquist contour.

1108

How would you calculate power loss in a resistor?

1073

what happen if field of dc shunt motor opens? what is function of putting res. in parallel to one phase of 3 phase IM? the power supplied by 5A source in circuit is given by------Watt.

2053

what is difference between line differential and transformer differential?

1736

What is force on a conductor in a magnetic field ?

1070

For More Un-Answered { Electrical Engineering } Questions Click Here