what is the principle of operation of domestic fan?? what is the role of capacitor in it??

5 Answers  

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How core saturation effects the secondary voltage (whats the theory) of a current transformer in service?

1 Answers  

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Which type of Oil is used in transformers, & what is its strength?

1 Answers  

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Can anyone tell me what will happen if AC & DC supply get mixed???

9 Answers  

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PLZ EXPLIN ABOUT CLASS PS CLASS CT .WHY THEY R DESINED AND FOR WHAT PURPOSE?WHY OTHER CT CANT BE USED AS PS CLASS CT? EXPLAIN IN SIMPLE LAUNGAGE IF POSSIBLE PLZ GIVE CIRCIT DIAGRAM?EMAIL-RAJ_SINGH_0376@SIFY.COM

0 Answers   ABB,

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Can any body tell me what is use of END OF LINE RESISTOR in fire alaram circuit?

2 Answers  

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actually i can't understand what is 3dB ? and it's really not clear to me.please any one let it me be cleared.

0 Answers  

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What is difference between Earthing, Ground and Neutral?

1 Answers   ABB, ABC, Indo Asian,

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difference between a diode and thyristor?

0 Answers  

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how to reverse the direction of universal motor?

2 Answers   Finolex, JGT, TATA,

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what is high tension ? specify the range?

3 Answers  

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What are :- AC Distribution Board (Single & Double Front) DC Distribution Boards Distribution Board LT Breaker Panel.

0 Answers  

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