Q

The elastic potential energy of a deformed body is:

RRB RPF SI; RRB RPF Constable 03/12/2024 / Shift-I; 02/03/2025 / Shift-II 2024; 2025
✓ Answer: B (1/2) × stress × strain × volume
For linear elastic deformation, energy density is (1/2) × stress × strain. Multiply by volume for total energy.
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