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Two wires of the same material (Young's modulus Y) and same length L but different 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 is

Two wires of the same material (Young's modulus Y) and same length L but different 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 is

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1. Two wires of the same material (Young's modulus Y ) and same length L but different 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 is (1) 3w L (a) 4RR?Y 3wL (b) 8TR2Y 5w L (c) 4TR?Y w²L (d) RRY
Transcribed Image Text:1. Two wires of the same material (Young's modulus Y ) and same length L but different 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 is (1) 3w L (a) 4RR?Y 3wL (b) 8TR2Y 5w L (c) 4TR?Y w²L (d) RRY
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