how set earth fault over current in relay

5 Answers   Jacobs, Reliance,

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i purchase a microwave which is 50/60Hz but Current Setting 60Hz in my country we usually use 50hz, can i use AVR to solve my problem?

2 Answers   Samsung,

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Define cut-off rate?

0 Answers  

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how to select electronic timer(Star-Delta) setting for diff. rating motors

0 Answers   Getrag Ford Transmissions,

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wat will be the pressure maintained inside the transformer?

2 Answers  

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What are the disadvantages if neutral current exists in grounded star transformer distribution system?

1 Answers  

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what is the natural resistance of the earth? and how it effected by rain r snow? wat is the natural resistance of wet soil? define natural resistance?

1 Answers   ECL, ISRO,

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Why we use Fuse in transformer in secondary side.Why we dont use fuse in primary side?

1 Answers   Care,

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in dc transmission the frequency pi is zero, then how it will transmit communication signal?

1 Answers  

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first 3 men were there .again 3 came.total how much?

11 Answers   Wipro,

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How can we calculate earth mat conductor size ..? & give the formula to determine earth conductor size?

3 Answers  

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please explain to me how to calculate current,voltage,resistance with formula??

0 Answers  

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