Q. The conductivity of a superconductor is
A) Infinite
B) Very large
C) Very small
D) Zero
Explanation
(a) A particular temperature, the resistance of a superconductor is zero
$\Rightarrow G = \frac{1}{R} = \frac{1}{0} = \infty$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.