y earth pin is thicker & longer than live & neutral pin?

Asked by isha007 | 4th Feb, 2010, 08:13: AM

Expert Answer:

Dear student,

It is thicker because in order for it to protect people from high voltages the current path to earth has to have a lower resistance than the path from the high voltage supply. A thicker wire has a lower resistance.

Hope this helps.

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Answered by  | 4th Feb, 2010, 09:10: AM

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