What happend if we connect star point to ground of a star connected motor? And what will be effect on system and effeciency of motor?

1 Answers  

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What are types of central ac plants?

1 Answers   HSL,

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what are the different type of transformers available in markets???

6 Answers   Atomic Energy Commission,

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Why an ac systems are preferred over dc systems?

0 Answers  

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what is the difference between squirrel cage & slip ring induction motor?

17 Answers   College School Exams Tests, NTPC, Ramyaa Electro Gear,

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How to determine earth fault level to set relay for a normal distribution system of 11 kV , 100 A load????????

1 Answers   TCS,

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Whether power factor should be high or low? Why?

0 Answers  

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How do we measure earth fault current in Generator Transformer(20/420kv),Station Transformer(20/11 kv) and Unit Transformers(20/11kv) for our plant system, since these don't have any Neutral earth Fault relay connected to their Neutral Earth? But for Unit Service transformers(11/.433 Kv) we have an Earth Fault Relay connected to its neutral earth.Why is such so?

1 Answers   NTPC,

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Draw the vector diagramme for Asynchronous Induction Generator at noload,half load and fullload.

0 Answers  

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in battery charging room we find two fuses (one in positive other in negative cables ).why it is so?one fuse is ore than sufficient?

0 Answers  

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what is the working principle of ceiling fan and table fan?

10 Answers   ABC, Tata Steel Limited,

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what is the dedicated earthing

1 Answers   Reddy Labs,

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