whats the existence of reactive power and when it arises?

0 Answers   IIT,

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Fot testing new star-delta 132 kw motor in electrical worshop.we should check in star or delta connection as we do not have higher capacity cable in worshop?

4 Answers   Adani,

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what is the necessary of using inductance property in transmission lines even through resistance is used to opposes the high current flows in that?????

0 Answers  

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why do you give the dc supply to field of alternator

3 Answers  

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Why is the earth socket in an electrical plug outlet made thicker and lenghty?

5 Answers  

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what is the working principle of three point starter of dc motor?

1 Answers   Ashok Leyland, Cap Gemini, Infosys, Just Dial,

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Why is it that bus reactors are not accompanied by a neutral grounding reactor whereas a line shunt reactor is? PGCIL does so.

2 Answers  

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why do we use magnetic contactors ?circuit breakers are not enough?

5 Answers  

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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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Is there any particular formula for sizing the bus bar based on the current rating

1 Answers   Bunt Solar,

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What is the use device of the grid.

1 Answers   Premier,

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what is the efficiency of thyristor

0 Answers  

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