An elastic material of Young’s modulus Y is subjected to a stress S. The elastic energy stored per unit volume of the material is |
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a) |
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b) |
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c) |
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d) |
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An elastic material of Young’s modulus Y is subjected to a stress S. The elastic energy stored per unit volume of the material is |
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a) |
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b) |
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c) |
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d) |
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