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 8933

APPLICATIONS OF SHUNT GENERATOR

Wipro,

1 9073

whats the advandage of PMG in alternator?

2 15494




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

Indeco,

5 3537

how bucchos relay works in a transformer

Indeco,

8 7190

how generater works

4 2843

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

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

23 94527

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 6564




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

Jindal,

3 8322

How to calculated capacitor rating both HT

Reliance,

10 16956

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

984

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

OPS,

2943

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

MX Technology,

3 2861

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

TCS,

5 6045

how to select DG set for certain load?

ACC,

7 16804


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Un-Answered Questions { Electrical Engineering }

what is the concept of directional power?

606


send me any model test paper of clerical post of state bank of india.......

552


How to megger test 11 kV cable and the acceptance IR value

1586


Percentage losses in power generation?

1656


what is the difference between skin effect

882






Hello sir i m student of gtu .what is idp.

912


what is a bus post insulator? explain its application in a substation.

8702


Explain the iniluencc of short circuit ratio on the pert'orniancc of synchronous machine.

845


how commomn gate triggering is given for TRIAC ? other thyristor wont be efffected?

1043


how we can explain arc heatng?

673


For R-L or R-C ckt,time constant formula is L/R and RC respectively and its unit is in sec.Pls tell me the derivation

1617


In EB metering we face problem kva jump even in no load condition.can any one help to control this

590


what is the difference between delta delta and star delta connection transformer? why we use delta delta transformer since it need earthing transformer for grounding?

763


how does high earth to neutral voltage affect electronic equipment?

117


If i have two 3000 kW motors and the whole facility requires a 10 MVA transformer. What would be better installing two 5 MVA transformers(one for 1 motor ) or just a single 10 MVA transformer for both of them. Give reasons for your answer.

2707