Question

A current of 5 A passes through a copper conductor (resistivity = 1.7 × 10⁻⁸ Ωm) of radius of cross-section 5 mm. Find the mobility of the charges if their drift velocity is 1.1 × 10⁻³ m/s.
(A) 1.8 m²/Vs (B) 1.0 m²/Vs
(C) 1.3 m²/Vs (D) 1.5 m²/Vs

Answer 1

Answer:

Correct Option is :

(B) 1.0 m²/Vs

Explanation :

Refer the attached picture.