Q. The elastic energy stored per unit volume in a stretched wire is
A) $\frac{1}{2}(Young\ modulus)(Strain)^{2}$
B) $\frac{1}{2}(Stress)(Strain)^{2}$
C) $\frac{1}{2}\frac{Stress}{Strain}$
D) $\frac{1}{2}(Young\ modulus)(Stress)$
Explanation
The correct answer is Option A: $\frac{1}{2}(Young\ modulus)(Strain)^{2}$.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.