Why material of brush is carbon in motors why not other material.

5 Answers   NTPC,

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Can a generator rated 400 V, 60 Hz be used in a 50 Hz System? Yes or No ? Why ?

1 Answers   VECL,

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How magnetic balance test of single phase transformer is done,Especially in ESP transformer rectifier set.

2 Answers   Bhel,

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What is Primary And Secondary Injection Test of Relay and Other Electrical Devices. How IT is carried out.

0 Answers  

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how u measure/calculate renge of capacitor,capacitor has no any rating tag.what is the theory of measure of capacitons.

0 Answers   Marriott,

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what is the minimum bdv value for 400 kva transformer?

2 Answers  

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What is the full form of CNC in electrical mechines.......?

1 Answers   Alstom,

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What will happen if v use DCP Type Fire Exingusher on a Server Chaisis???

1 Answers   Emerson,

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HOW DISTANCE PROTECTION IS DONE IN EHV TRANSMISSION LINES? WHAT IS THE BASIC TECHNIQ OR FUNDA USED BEHIND THIS ? SPECIALLY EXPLAIN?IMPEDANCE METHOD.

2 Answers   ABB,

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what is the difference between real and reactive power? and what is the importance of these

3 Answers  

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i have to use generator in my project,which gen. i can use?

1 Answers  

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what happens when dc generator coupled with cycle shaft.also explain what happens when its loaded

0 Answers   NTPC,

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