The unit of specific resistance is

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The unit of specific resistance is

A

$Ohm/c{m^2}$

B

$Ohm/cm$

C

$Ohm - cm$

D

${(Ohm - cm)^{ - 1}}$

The unit of specific resistance is

$R = \rho \frac{L}{A} \Rightarrow \rho = \frac{{RA}}{L} = ohm \times cm$