A FIELD MAGNET IS EXITED BY AC/DC?

4 Answers  

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In Swinburne's Test on D.C.machines, why the efficiency is more when the machine runs as generator than when it runs as motor???

6 Answers   College School Exams Tests, GE, MVR, Practical Viva Questions,

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advantages & disadvantages of Lagging and leading power factor .

0 Answers   KMSC,

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How can we calculate the KVA rating of a Distribution transformer from its core details?

0 Answers   ABB,

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How many VSC based HVDC are there in India and the world

0 Answers  

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carbon zinc cell voltage?

3 Answers  

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For Bus duct hi pot test, where we want to connect the return and ground leads?

2 Answers  

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what is inrush current in transformer?

17 Answers   Bhel, Essar, GMR,

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How to calculate the ups battery back up? give the formula.

15 Answers   Cushman Wakefield, Ethio Telecom, Exide, MacLellan, Morgan Stanley, TATA,

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What is use of reactor..how it is help ful in electrical system .....brief explain

1 Answers  

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How do you classify the different types of torques?

2 Answers  

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what is phase voltage and line voltage? in line voltage how 415v is obtained?

9 Answers  

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