Answer / babu

spark will occur

Which motor has more efficiency ;Synchoronous or Induction motor ?

4 Answers   TATA,

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What is Earthing?

16 Answers   Essar,

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if we give DC suply to the AC motor what hapen

5 Answers   TATA,

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In constant power region of 3-phase IM torque-speed characteristics, if frequency increases voltage A does not alter B decreases C increases D none of above

1 Answers  

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Tell me the reason of connecting domestic t/f primary in star or delta,and also secondary side.

0 Answers  

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What is open delta Xformer? It's adavntages & Use?

0 Answers  

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Why is making current of CB always greater than CB breaking burrent?.

6 Answers   JP Group,

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For high voltage and low current Circuit Breaker preferred is vacuum circuit breaker.why?

1 Answers  

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What is the fusing factor ?

4 Answers   MESCOM Mangalore Electricity Supply Company Limited,

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Why use only DC supply to charge batteries why not AC Supply??

3 Answers   APC, Emerson,

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how can we find CT coil not working ?

7 Answers  

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working

1 Answers  

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