when the diameter of a conductor is doubled,what is the resistance?

Asked by N.SRIVATS ATHINDRAN | 25th Mar, 2012, 09:26: PM

Expert Answer:

R is inversely proportional to Area.
Area is directly proportional to diameter.
Circular wire formula is A= d^2
By doubling the diameter, R is reduced by 4 times.

Answered by  | 26th Mar, 2012, 08:34: PM

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