Why the voltage n frequency of the incoming generator is kept slightly higher than d grid voltage n frequency while synchronization ?

4 Answers  

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why the impedence of the transformer is expressed in percentage?

3 Answers   DEWA,

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i have applied for junior engineer 2 c&w for Guwahati RRB please send me last five year question paper

0 Answers  

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In between UPS out going changer over switch and ups raising main input, both side cable gland producing heat but the cable doesn't get heat,Why?

0 Answers  

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What is corona loss?

2 Answers   PWD,

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Why transformer use to generator neutral earthing purpose ?

1 Answers  

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Slipring moter find external resistance

1 Answers  

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Whar is the KvA rating of 33Kv substation & actual kv rating of power generaating station.

0 Answers  

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How Many Safety of Transformer

2 Answers  

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if u want to buy a motor than what will be the configuration of that motor?

2 Answers  

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why eee branch?

1 Answers   TCS,

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What are various impedence in any machine

2 Answers   Engineers India Limited, NTPC,

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