Mechanical Properties of Solids

Related Questions

• If a spring extends by $x$ on loading, then the energy stored by the spring is (if $T$ is tension in the spring and $k$ is spring constant)

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• When a weight of 10 kg is suspended from a copper wire of length 3 metres and diameter 0.4 mm, its length increases by 2.4 cm. If the diameter of the wire is doubled, then the extension in its length will be

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• The relation between $\gamma ,\,\eta $ and $K$ for a elastic material is

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• Steel and copper wires of same length are stretched by the same weight one after the other. Young's modulus of steel and copper are $2\times {{10}^{11}}\,N/{{m}^{2}}$ and $1.2\times {{10}^{11}}\,N/{{m}^{2}}$. The ratio of increase in length

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• An aluminum rod (Young's modulus $=7\times {{10}^{9}}\,N/{{m}^{2}})$ has a breaking strain of $0.2%$. The minimum cross-sectional area of the rod in order to support a load of ${{10}^{4}}$ Newton's is

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