how ELCB drip when earth and phase touch together?

2 Answers  

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why the arc welding machines require parallel earthing systems? ie why each machines are connected to earth pit by separate wires during earthing? wats it adavantages?

0 Answers  

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What do u mean by Line voltage Monitor?Where it is used in a Power system?

2 Answers  

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why we use sinosidal voltage / current instead of others in system?

0 Answers  

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How to calculate or testing the KW in generator

1 Answers  

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wap to print prime number from 1 to 100 using c++

1 Answers  

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what is the meaning of 1250 KVA Trasformer

2 Answers  

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what is phase voltage and phase current what is line current and line phase

3 Answers   L&T,

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whats the existence of reactive power and when it arises?

0 Answers   IIT,

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why high current produce in case of transformer when turns are internally gets shorted.

3 Answers   TCS,

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Can you explain operating principle of Inverse Definite Minimum Time” (IDMT) relay

2 Answers  

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is it possible to use a tranformer to regulate an unstable system voltage?

3 Answers  

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