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If 'S' is stress and 'Y' is young's modu...

If 'S' is stress and 'Y' is young's modulus of material of a wire, the energy stored in the wire per unit volume is

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SL ARORA-Mechanical Properties of Solids-Example
  1. A wire fixed at the upper end stretches by length l by applying a forc...

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  2. A wire suspended vertically from one of the its ends is stretched by a...

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  3. If 'S' is stress and 'Y' is young's modulus of material of a wire, the...

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  4. A wire stretches by a certain amount under a load. If the load and rad...

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  5. Which one is more elastic rubber or steel? Explain.

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  6. Two different types of rubber are found to have the stress-strain curv...

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  7. Read each of the statement below carefully and state, with reasons, if...

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  8. Two wires of the same length and material but different radii r(1) and...

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  9. Will the stress and strain in all wires be the same?

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  10. A cable is replaced by another cable of the same length and material b...

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  11. Two wires of same length and material but of different radii are suspe...

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  12. A uniform plant of Young's modulus Y is moved over a smooth horizontal...

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  13. What are the factors which affect the elasticity of a material ?

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  14. What is the role of physics in your daily life?

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  15. Why a spring balance does not give correct measurements when it has be...

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  16. Why are the bridge declared unsafe after long use?

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  17. Two idential solid balls, one of ivory and the other of wet caly, are...

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  18. If F is the breaking force of a wire, what will be the breaking force ...

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  19. Graphite consists of planes of carbon atoms. Between atoms in the plan...

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  20. Why does modulus of elasticity of most of the materials decrease with ...

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