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 voltage drop will occurs in 3 phase line?

ABB, Servo,

12 26710

As all us know that the capacitor panel is connected to improve the power factor when it is PF is low. whether we can connect the capacitor panel on D.G. side(? If it is yes means why?

Aricent, Essar,

1 6383

How to dimensioning SDCCH, LAPD and CS7 signaling on GSM?

1 7289

HOW TO CALCULATE THE CAPACITOR RANGE FOR LOAD FOR PF IMPROVEMENT? EXPLE:FOR 65 HP LOAD HOW TO CALCULATE CAPACITOR RANGE?

Al-Malik, All Star Electric, GEC, Reliance, Universal Industries,

12 46173

what is full form of lv and mv? 2.while we connect capacitor to generator what will cause for it?

ABB, Wireman,

4 32059

hw to calculate flc of motor ? data are:3-phase,50Hz,30kw

BRG, Reliance,

6 27691

how to find motor contactor rating and bimetalic relay rating? of 30kw motor which will operate on star-delta starter?

HCC, L&T,

6 21618

wht factor are considered to design ACB( air Circuit reaker) 415V

3 6759

hw to find transformer is in normal position? whether its in charged condition or not? except humming sound?

ABB,

9 14257

How can we calculate the fault level of the distribution system knowing the percentage impedance of transformer & subsequent equipments.

14 60027

WHAT HAPPEN WHEN CT SECONDARY OPEN DURING LOAD

Neco,

16 32421

HOW VFD USED IN ENERGY SAVING

ITC Infotech,

8 28435

whether the generating voltage can be made to be transmitted by means of signals to the recieved end or at the consumers end?

TCS,

6 9447

How do we check transformer losses and what are the ways to minimise it.

5 15457

if earthing is used in place of neutral how the circuit completd.

Epitome,

7 14968

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Un-Answered Questions { Electrical Engineering }

Tell me about ur past electrical maintanence job

1882

Why slip ring ind. motor power consumption is low compare to induction motor .same 90 kw motor used same load output

1840

Match the following a)(X'+Y') b)X'Y' C)XY 1)NAND 2)NOR 3)Carry

1929

Refernce currents are to be generated using refernce cueernts how can this be done

2265

Hi,I am working in abroad for more than 3 years in a company operating with 11kv and 6.4 MW power. I need c licence in India,can I? some other says only i can get if i work for 2 years in india only! anybody kindly clarify by doubt.Thanks

1853

what is the string efficiency

5249

control & auxilary circuits used for circuir breakers

1886

for what voltage will reactive power be largest in 380 kv line : a) 375kv b)380kv c)385kv

1481

a starter used for squirrel cage induction motor?

1686

am commissioning the trafo without connecting the neutral therefore unbalance will occur what is the alternative solution for this?

1867

what will happen if synchronous machine rotor fed from single phase ac supply

1744

What is the meaning of C1, C61, C91 cable

3469

What is Scheme Test of High Voltage Switchgear. Which tests it includes.

2422

i want use the cable size 16cx4 core aluminium usege watts 240x2000w this cable size is correct?

2203

how to identify the cable quality and what is flame proof cable

2111

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