Why earthing is required, and what effect in earthing result is more than 5 ohm and less than 5 or equal to 0 ohm

2 Answers  

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what is closing resistor in circuit breaker? why it used?

3 Answers  

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If Three Runs of 1Cx300 Sqmm Cable between Transformer and VCB and the distance between 100mtrs. what will be total length of Cable and if cost 1500Rs per meter,what would be the total cost

1 Answers   ANITS,

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if field winding of synchronous generator are shorted on each other will it start or burn or run for short time like induction motor

1 Answers  

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What is the full form of AND,OR and other logic gates

7 Answers  

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is it necessary to earth the rmu before cutting off the transformer winding?if yes why?

0 Answers  

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why designer use kva rating instead of kw in transformer rating???????????????

9 Answers  

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Why different values of B’s (magnetic flux density) are chosen for DC machines and Induction Motors?

1 Answers  

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what is the function of RMU?

4 Answers  

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difference between high and low impedance BUS BAR relay??

0 Answers  

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why neutral busbar size is half of the phase busbar size in control panels

1 Answers   IBS,

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What do you mean by eddy current loss?

1 Answers  

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