Question

Write formula for resistivity and give its unit​

Answer 1

Explanation:

Resistivity, commonly symbolized by the Greek letter rho, ρ, is quantitatively equal to the resistance R of a specimen such as a wire, multiplied by its cross-sectional area A, and divided by its length l; ρ = RA/l.

Answer 2

Answer:

resistivity ρ = RA/l

unit -ohm meter