Mechanical Properties of Solids

Related Questions

• Four identical rods are stretched by same force. Maximum extension is produced in

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• The temperature of a wire of length 1 metre and area of cross-section $1\,c{{m}^{2}}$ is increased from 0°C to 100°C. If the rod is not allowed to increase in length, the force required will be $(\alpha ={{10}^{-5}}/{}^\circ C$ and $Y={{10}^{11}}\,N/{{m}^{2}})$

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• A wire of cross-sectional area $3\,m{{m}^{2}}$ is first stretched between two fixed points at a temperature of $20°C$. Determine the tension when the temperature falls to $10°C$. Coefficient of linear expansion $\alpha ={{10}^{-5}}{}^\circ {{C}^{-1}}$ and $Y=2\times {{10}^{11}}\,N/{{m}^{2}}$

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• A and B are two wires. The radius of A is twice that of B. They are stretched by the some load. Then the stress on B is

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• The longitudinal strain is only possible in

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