The resistivity, (mathit{P}), of a material of length l, cross-sectional area A, resistance R, is given by the equation
-
A.
(mathit{P} = frac{RA}{l}) -
B.
(mathit{P} = frac{l}{RA}) -
C.
(mathit{P} = frac{Rl}{A}) -
D.
(mathit{P} = frac{R}{Al})
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