How each of the following losses occur in d.c machines (i) copper (2)core (3) windage (4)friction please help me

0 Answers  

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What is the ratio of true power to apparent power in an ac circuit?

0 Answers  

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if one potential missing in energy meter , how much % slow the energy meter?

1 Answers   NTPC, SK,

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how i chosse capacitor bank if my energy meter is 48 kvr? tell me capacitor bank chossen formula?

0 Answers   Bhel,

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

3 Answers  

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how to calculate single phase motor efficiency ?

0 Answers   Bhel,

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what is the formular for the calculation of CT'S when installed as part of a electrical installation so the correct meter is used

2 Answers  

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what is the type of motor that is used in emu units in india

1 Answers  

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Why CTs are connected in star on T/F delta connected winding side & in delta on T/F star connected winding side for T/F differential protection?

2 Answers  

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what you mean ct ratio? why use 400/5a,200/5a,150/5a ?

1 Answers  

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what is the differnce b/w voltage and current

8 Answers   Steel Plant,

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If R and Y terminals are short circuited,then power will cut. we all know that power cannot be stored.what will happen to already generated power at power station?

3 Answers  

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