Q. Which statement is true for a metal
A) $Y < \eta$
B) $Y = \eta$
C) $Y > \eta$
D) $Y < 1/\eta$
Explanation
(c) $Y = 2\eta(1 + \sigma)$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.