Why in celling fan stator are rotatig while rotor are steday

6 Answers  

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what is the working of vfd drives.

2 Answers  

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What is the problem, if a circuit breaker is not closing.

4 Answers   KSEB, L&T, Siemens,

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What is a captive power plant?

2 Answers  

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what are eddy currents

2 Answers  

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how to measure earth pit resistance

7 Answers   BARC, BYD Electronic, Construction,

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What is the difference between induction generator and synchronous generator?

3 Answers  

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An 11kv system consisting of an underground cable to a sub station about 300 meters away was shut down for about 10 hrs. On energising, it tripped off on earth fault about 10---20 mins later 6 times but since than it is not tripping.its already 3 weeks now. The SPAJ was found to be fine. what could be the cause.No test had been done to determine the cause of the trippings till now because of demand.

2 Answers  

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How ships are protected from lightning?

1 Answers  

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What is the difference between harmored cabled and unharmored cables

1 Answers  

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Which circuit breaker arc quenching time is low AC or DC breaker?

1 Answers   Deltech,

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draw singleline diagram of star to delta and dol starters

0 Answers   JCP,

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