Electrical Engineering Interview Questions
Questions Answers Views Company eMail

How can we select a capacitor Bank.? i need a standard formula for that.?

ABB, Ace Info, HAL, IKK, MahaGenco,

3 8739

what is the purpose of supervision relay coil

1 3302

why and how voltage sharing in transformer, during magnetic balance test ?

ME,

1793

why we setting 95 deg and 105 deg in wti and oti of distibution transformer ? give the reson for that ?

2572

why did lightening arrester rod probe sharp?

2 3207

Why in India distribution transformer are connected in Dyn11 when we know capacity of v-v connection can be increased by adding only a single transformer?

CSPL,

1 3471

define transformer

1 2817

Abb 11kv how it is closing automatically when the cb is racking in and rack out when it reaching test position

1 3333

what should be the BDV value Of 11/132kv power transformer

3 5413

what is meant by flywheel and its role in retardation test

1955

How can we calculate the Rating of DG Set for a 4 kw motor?

3 4420

what is a pf factor in generator.

CSEB,

3 5183

how to test and calculat the head and discharge in borewell compressor

1693

in case dc we mark as + ve & -ve..but in case a.c. we mark as ph&N...Y LIKE PLZ TELL ME

NPTC, TCS,

4 6403

Which power will flow first if we switch on a motor? Active or Reactive? How?

NPTC,

5 6810


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Un-Answered Questions { Electrical Engineering }

my question is how to answer the question "you are from b.tech eee background and why do you want to go for banking

875


What is the use of mc( moving coil) in dc voltmeter and dc ammter and what is the use of ( moving iron)in ac voltmeter nd ac ammeter

2352


In constant power region of 3-phase IM torque-speed characteristics, if frequency increases flux A does not alter B decreases C increases D none of above

1740


How to calculate LT XLPE CABLE for 11 kv / 433 v , 1000 kva oil type transformer system?

1335


Usage of flywheel diode in relays

1460






sir i used 3 hp of motor for spraying pump, other home light and other home items which size of allminium pvc wire ix used

1389


How to select the gauge of wire for winding of motors? How to select number of turns for winding of three phase induction motor?

2232


Should power factor be low or high?

698


What are the different types of dams?

642


Define steady state error.

638


Which type of motor is used in trains, what is the rating of supply used explain working principal?

769


If I want to buy a new Xformer for my plant what are the main parameter will I need to check?

1430


Why are the laminations insulated from each other?

638


what is the value of combined earthing in general electrical circiut?

1449


IF I KNOW THE AREA OF CROSS SECTION OFTHE WIRE , WATTAGE OF THE LOAD ,VOLTAGE SUPPLY WHAT IM GIVING TO THE LOAD AND ALSO POWER FACTOR OF LOAD ....... SO GIVE ME FOR WHAT AMOUNT OF CURRENT I SHOULD USE WHICH TYPE OF CABLE?

1426