Q. Two wires of same material have length $L$ and $2L$ and cross-sectional areas $4A$ and $A$ respectively. The ratio of their specific resistances would be
A) 1 : 2
B) 8 : 1
C) 1 : 8
D) 1 : 1
Explanation
(d) Specific resistance doesn’t depend upon length and area
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.