Physics · Elasticity
Two wires of the same material (Young's modulus = Y) and same length L but radii R and 2R respectively, are joined end to end and a weight W is suspended from the combination. The total elastic potential energy stored in the system is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1W2LπR2Y
- 25W2L8πR2Y✓
- 33W2L8πR2Y
- 43W2L4πR2Y
Correct answer
5W2L8πR2Y
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