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

Question

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 as shown in the figure The elastic potential energy in the system in equilibrium is A C 3W L 4TR Y 5W L 8 R Y B D 3W L 8AR Y W L TR Y L 2R L R W

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