Mechanical Properties of Solids

Related Questions

• If the interatomic spacing in a steel wire is 3.0Å and ${{Y}_{steel}}$= $20\times {{10}^{10}}N/{{m}^{2}}$ then force constant is

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• When a 4 kg mass is hung vertically on a light spring that obeys Hooke's law, the spring stretches by 2 cms. The work required to be done by an external agent in stretching this spring by 5 cms will be $(g=9.8\,metres/sec^{2})$

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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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• The material which practically does not show elastic after effect is

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• The work per unit volume to stretch the length by $1%$ of a wire with cross sectional area of $1\,m{{m}^{2}}$ will be. $[Y=9\times {{10}^{11}}\,N/{{m}^{2}}]$

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