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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

present we are having 0.8pf but I want increase it up to 0.99 so what is the formula for it and how can i calculate?

ABB,

3 7144

We have two parts in generator, electrical & mechanical. how it works?

TATA,

1984

how to convert psi into kilo pascal? what is the suction pressure & discharge pressure of chiller?

1 4077

how air lock will be removed from generators, how it happens?

ABC Engineering,

1 8909

what is the d/f b/w dol & star delta starter.

2 5002

we have provided 30 nos. relay contacts in panel.I want to know how do we do the numbering for the relay contacts as per any applicable standards

2027

what is the principal of transformer?

2 5777

What is EHT(Abrebiation,Function,Voltage Regulation & how it works?

Adhunik,

2 5709

In what voltage EHT works(133/132/33/66kv?

Adhunik,

3 6507

How does HT work & Voltage required?

Adhunik,

2296

what is bus coupler, where it used.

Diebold,

14 85754

What is fault level? How can be calculate the fault level?

1 4352

How to calculate cable size? How to O&m of vcb?

2387

sir what is the minimum IR value of 11 KV alternator?

Kirloskar,

4 15176

sir what is the purpose of SF6 in HT breaker and what is the pressure should be maintain in the breaker?

Kirloskar,

2 7739

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Un-Answered Questions { Electrical Engineering }

please describe the Transformer setting, Motor setting, I/C setting, Tie setting

1789

Why does curving the pole faces in a dc machine contributes to a smoother dc output voltage from it?

1277

What will be the effect if I use inverter as UPS mood?

2212

What is “pu” in electrical engineering?

1153

HOE WE CAN IMPROOVE BY USE OF CAPACITOR

1981

hi if anybody got model questions for cpcl Grade'A' electrical engineer position.send it to my mail please krishkumar22@gmail.com

2025

what are the dimensions for 200 kva transformer plinth (plateform),in which pcc m20 is used..

11726

Draw the DOL starter and star delta starter drawing?

3011

define the non synchoronism of synchoronous machine in general g or m??

1884

What is the end effect of linear induction motor ??

2034

What magnetic circuit is formed in berry-type constructions and why?

1091

use of choke in APFC panels

5845

What is the formula to calculate the rating of a three phase miniature circuit breaker

2154

What is thresh hold value of current?

2190

A logic circuit that provides a HIGH output if one input or the other input, but not both, is HIGH, is a(n)?

1252

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