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When a load of 10 kg is hung from the wi...

When a load of 10 kg is hung from the wire, then extension of 2m is produced. Then work done by restoring force is

A

200 J

B

100 J

C

50 J

D

25 J

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AAKASH INSTITUTE ENGLISH-MECHANICAL PROPERTIES OF SOLIDS-EXERCISE
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  2. Which of the following is perfectly plastic?

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  5. Substances which can be elastically stretched to large value of strain...

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  10. On mixing impurities, the elasticity of a material

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  11. Elasticity of a rigid body is

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  12. If Young modulus is three times of modulus of rigidity, then Poisson r...

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  20. isothermal elasticity of an ideal gas is

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