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NTPC Electrical Engineering Interview Questions
Questions Answers Views Company eMail

Why Human body feel Electric shock ?? n in an Electric train during running , We didnt feel any Shock ? why

 13 45169

Why in a three pin plug the earth pin is thicker and longer than the other pins?

 18 49216

thermal power station operation in general

 11 30158

how the inductor will work on dc supply?whether it will work or not?

 11 20325

why synchronous motor has zero starting ?

 8 18435

what is the difference b/w neutral and earth?what is the need of earthing and what are the different methods for earthing?

 4 6072

what is the function of generator exciter

11 64842

1)Why electric shock is feel ?? n in a Electric Train why we didnt feel that ? 2)What is the reason for transformer Noise ?? 3)What is relation b/w Transmission Lines & Communication Lines ? 4)Which material is used for making Transformer oil & How u measure its dielectric strength & Name the test ?

14 23380

What are the types of Transformer? Name them.

 9 17826

which type of amplifiers are used in multimete?

 1630

What is the difference between Isolator annd Circuit Breaker.

 21 71993

How much duration I can keep open the CT if it is under loading condition(100 Amp load)?

 3 5533

what objective books are good for preparing for PSU's?

 3 11293

Why Lightning arrester used? Can we use piece of iron as a core material of transformer, if No, why? In CRGOSS material what is meaning of cold rolled grain oriented? Why Impegrenation of Transformer is done? Properties of Insulator? what is phase angle? Testing of transformers (Routine & Monthly)?

 6 10609

why we use only sine wave in ac why we do not use other wave forms

 21 45008

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NTPC Electrical Engineering Interview Questions


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