Resistivity of a material of a certain wire of length 1m is 'rho' . What will be the resistivity if the length of the wire is made 2m. Explain
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rho=Rl/A
that means rho is directly proportional to l
so if length is 2 m resistivity is 2 rho
that means rho is directly proportional to l
so if length is 2 m resistivity is 2 rho
AbiyaJain2002:
R u sure???
no actually formula is rho = RA/ l. sorry now u can continue wid this formula
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