question_answer

The elastic energy stored in a wire of Young's modulus Y is [MP PMT 1999]

A)                             \[Y\times \frac{\text{Strai}{{\text{n}}^{\text{2}}}}{\text{Volume}}\]

B)                 Stress \[\times \] Strain \[\times \] Volume

C)                 \[\frac{\text{Stres}{{\text{s}}^{\text{2}}}\times \text{Volume}}{2Y}\]

D)                 \[\frac{1}{2}Y\times \] Stress \[\times \] Strain \[\times \] Volume