Question

A current density of 2.5 Am⁻² is found to exist in a conductor when an electric field of 5 x 10⁻⁸Vm⁻¹ is applied across it. The resistivity of a conductor is _____ (A) 1 x 10⁻⁸ Ωm (B) 2 x 10⁻⁸ Ωm(C) 0.5 x 10⁻⁸ Ωm (D) 12.5 x 10⁻⁸ Ωm

Answer 1

Answer:

answer is (b)

Explanation:

potential= current× resistance