Q. The work done in stretching an elastic wire per unit volume is or strain energy in a stretched string is
A) Stress $\times$ Strain
B) $1/2 \times$ Stress $\times$ Strain
C) 2 $\times$ Strain $\times$ Stress
D) Stress/Strain
Explanation
The correct answer is Option B: $1/2 \times$ Stress $\times$ Strain.
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.