Question

A steady current flow in a metallic conductor of non-uniform cross-section. The quantity/quantities remaining constant along the whole length of the conductor is /are.
A. current, electric field and drift speed
B. drift speed only
C. current and drift speed
D. current only

Answer 1

Correct Answer - D
In a metallic conductor of non-uniform cross-section, only the current remains constant along the entire length of the conductor.