Electrical Engineering Interview Questions
Questions Answers Views Company eMail

If we have a 2000kva load,How much kvar capacitors we go to add to improve the power factor at 0.9?pls give the calculation and fully theory?

ABB, Unitech,

2 6468

what is the kva rating of 20 kv transformer?

1 4080

WHY RATING OF VCB NOT LESS THAN 630A

2018

Hi, what is the temp of bus bar.

1 3015

How many types of Differential protection are there? and what the special arrangement are made at the time of charging of a transformer on the Differential protection?

1 2100

Why DC exitation to AC Generator? Why not AC?

Equate,

2 5444

Which type starter is used for synchronous motor?

Equate,

2 5950

What is infinite Busbar?

Equate,

4 14478

Why neutral point is consider as zero potential?

Equate,

2026

What is Nominal voltage?

Bhel, Equate,

3 8516

What is floating earthing?

Equate,

2 5256

What are the different methodes for calculating the short circuit Current?

Equate,

1491

What will be result if we connect LT votage to the terminal of HT motor?

Equate,

1702

What will be result if we connect LT votage to the terminal of HT Transformer?

Equate,

3 5218

How to select the different contactors ( starter combination) for different AC motors? what about fuse cappacity 4 different motors too?

Equate,

2 5429


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Un-Answered Questions { Electrical Engineering }

how to convert lv line to hv line and viseversa, any losses will occur during this process

1588


What are the components of feedback control system?

608


how we calculate electrical load on a building according to area?

2246


What is the difference between multimeter

1441


ow can i get certificate of competency as electrical supervisor and my diploma in electrical engineering from jalgaon.

1853






As an electrical engineer what are the responsibilities which i can hold in TCS?

1693


What is the polarization index value ? (Pi value)and simple definition of polarization index ?

746


Please elaborate th´evenin’s theorem?

674


how to find out 3 phase complex power in per unit in unbalanced system?

1560


all the technical question with answers pleas send your email id ramar_eee@yahoo.com

1561


what is the meaning of vcc

1886


Hello everyone, somebody knows what is a "surplice power" ? The hole phrase is: "This rating is appropriate for a generator set paralleled with an infinite bus e.g. a national electrical supply network or grid where the generator set is run at 100% load, 24 hours a day, 365 days a year and any surplice power is exported into the grid" Thanks in advance.

1248


what is the difference between capacitive and resistive voltage divider?

2905


number of I/O devices in siemense plc

1628


why power not passes in plastic and rubber material

1529