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Three way plug point is there ,in that plug why we need
earth pin is bigger than compare with phase and nutral pins?
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Answer Posted / kundanmalani1990
they are depend to the r=row L\A mean the resister are
increase so the cross area are the decrees mean resi are
inversely proportional to the cross section of area ... and
so the resi are to the high so the plug point is the bigger
to compere to the two pin
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