Answer / ramprasad sharma

We can check any transformer with meggar for ground fault
it means resistance value between winding and body. we can
check insulation value between primary winding and
secondary winding.

What is power factor ?What are the benefits of improved power factor & how. Please explain with examples.?

5 Answers   ABB,

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how induction generator generated the power without excition like syncronous generator.

3 Answers  

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HOW TO WRITE A QUENTION ANSWER? I MEAN SHORT OR LENGHTHY ? OR FROM THE BOOK AS BOOK..... SOME TIME WE GIVE A ANS FROM THE BOOK AS LIKE BOOK ND WE GET MINIMUM 60% MARKS OR MORE THEN....... THEN HOW TO FILL THE Q-PAPER?

0 Answers  

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HOW MANY EARTHINGS REQUIRED FOR GENERATER

10 Answers   Juniper Networks,

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what will be the difference on output when 3phase I.M. is given a delta or star supply?

3 Answers  

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how much amp MCB is required for 1/2 kva power back up?

2 Answers   Havells,

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1 sq.mm alluminum cable hou much current caraing capacity

5 Answers  

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short circuit test of transformer gives what?

9 Answers   NTPC,

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How do you classify the different types of torques?

2 Answers  

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how does a tube light starter works?

2 Answers  

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why surge protectetor work explain with the help of circut diagram?

0 Answers  

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Why the brushes used in dc machines are made of carbon not from other metal?

3 Answers  

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