A brass rod of cross-sectional area and length is compressed lengthwise by a weight of . If Young’s modulus of elasticity of brass is and , then increase in the energy of the rod will be |
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a) |
b) |
c) |
d) |
A brass rod of cross-sectional area and length is compressed lengthwise by a weight of . If Young’s modulus of elasticity of brass is and , then increase in the energy of the rod will be |
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a) |
b) |
c) |
d) |