Electrical Engineering Interview Questions
Questions Answers Views Company eMail

Comparative difference between 33Kv & 66KV for transmitting the load of 7 MW at a distance of 34 Km.

NHPC,

6 14159

APPLICATIONS OF SHUNT GENERATOR

Wipro,

1 11072

whats the advandage of PMG in alternator?

2 18162

what is the d/f b/w iverter & converter.

Indeco,

5 6540

how bucchos relay works in a transformer

Indeco,

8 11248

how generater works

4 5573

what are the main parts of UPS what is the function of that?

Apollo, HCL, Liebert, Royal Furnishers, Tech Mahindra,

23 111574

Which transformer is suitable for 220/11 kV, 60 MVA, distribution , Y-Y or D-Y or Y-D, give comparison for the same.

3 10136

why do power factor in the three phase induction motor increases with the load ???.

Jindal,

3 12501

How to calculated capacitor rating both HT

Reliance,

10 23744

How to select the earthing transformer,for DELTA TO DELTA TRANSFORMER OR ALTERNATOR SIDE.Pls post your answers and calculation.

1993

Why Transformer Neutral having one earth pit ( more earth electrode resistance) whereas body have many earth pit ( less earth electrode resistance)?

OPS,

3955

Dear All please ive me ur ideas... What is the major diff between cu conductors and Al conductors ?

MX Technology,

3 5103

hoe to select the cable size in sq mm for certain load?

TCS,

5 9179

how to select DG set for certain load?

ACC,

7 22339


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Un-Answered Questions { Electrical Engineering }

explain supply side and demand side energy management with advantages & disadvantages

1820


Does outdoor isolator loose connection cause short circuit current in that circuit? if yes then how ??

1363


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

1565


what is reverse power relay brief explanation and in b/w where it is connected

1617


sir iam from electrical and electronics branch ,can i appear for the hpcl offline requirtment? if yes please mail me on vikram_raju25@yahoo.co.in

1690






what work will do diffrential realay DG set

2459


What is meant by cold loop test in instrument

2234


what is the max. acceptable leakage current in 33kv bus bar

2655


Advantages/Disadvantages of earthing of neutral bus on MSB instead of separate neutral earthing for transformer/DG sets feeding to MSB

2439


How to back charge the Gas turbine generator

1721


Has someone here done a sizing for a generator (3 phase), its for a pumping station. If you have an example for standby/duty and both running (I) star delta (ii) Soft Starter.

1784


Good morning: I'm looking for some informations about the OLTC or the LTC: I wont to know what the function of the tie-resistor in during the operation of reversing/coarse operation Cordially

1688


What are the reasons for the parallel operation of transformers?

742


how to calculate cooling requirement of datacentre from electrical load?

1973


Dear all, I'm manikandan I have done by DIPLOMA EEE from 2011 , I have 5 years of experience from Power plant instrumentation field , which one field is give long life & which one field is best ,I confused a lot and also I'm studying AMIE, can I choose which department from Section B examination? pls tell me

1344