Electrical Engineering Interview Questions
Questions Answers Views Company eMail

Which type of starter to used which type o motor

Crew pvt ltd,

1331

Dear sir, please tell me how many day use CTPT transformer

Daya Engineering Works,

1 2141

What is the kva?

Makino Auto, SAL Steel Power, Sapphire Group,

2 2860

Why NGR is provided in sub station?

MMS,

4 3466

why moisture formation found in XLPE Armoured cable outer sheath

1326

I have c license but I don't know eligibility of Max Kilo Volts under the electrical licensing board.

MindSquare, Sical,

1205

transmission line losses

SVS Constructions,

1 1874

Why R ph of Hv and Lv is shorted or joined together while taking vector group?

IOCL,

1 2215

working principal of online ups

Delta Power Systems,

1294

Why line VTG = √3 phase VTG in star? How?

Endurance International Group, Infosys,

1167

Why Generator KVA not in KW ?

Bygging India, HHH, Tata Motors, TVS,

3 3885

what is power factor ? how we can calculate the low power factor and amount of capacitor for improve that low factor ?

AB, JLL,

1079

after applying C-License in how many days we get it?

2 1932

750kva 11/415kv transformer having percentage impedence is5.64%. 11KV HV whose current 39.37A and 415V LV whose current 1043.43A.resistance is 2.5ohm. find no load loss and full load loss?

2 2212

I have 30 kw motor load & i have selected 10 kvar capacitor bank for power factor improvement.my existing p.f is 0.85 & proposed p.f is 0.99 so ,is it right selection? 2 nd question how to connect c.bank whether in delta or star connection & how to decide it?

1 2162


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

Define the overload capacity of the motor?

1573


can anybody tell me that for p.f. Improvment we use capacitor banks but how to decide its capacitance. As we all know how to calculate kvar but what abt capacitance value

1387


What is lighting kitts.

1630


Why the frequency of ac in india is 50 hz but in some other countries it is 60 hz.

1682


TELL ME WHAT IS INDUCTOR AND CAPACITOR WHAT IS IT BASIC OPERATION ANDFUNCTION?

1559






What is deference between MCB & MCCB & ISOLATOR

1463


WHY L-G FAULT IS MORE SEVERE IN TERMS OF RRRV?

2702


How to decide cable tray size?

703


what is the difference betweem star connected motor & delta connected motor?

1874


what is the formula of starting current of 3phase and 1 phase motor???

1570


difference between high and low impedance BUS BAR relay??

1057


why fractional pitch winding generally used in alternators?

2439


What will be in Mahagenco Trade Test Exam? I want to know the same.

3192


when the time of backcharging the transformer three phases only enough or three phase with neutral is must.from these which one is the best one.

1569


Differentiate between real and apparent power?

651