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How does Young's modulus of a material c...

How does Young's modulus of a material change with rise In temperature?

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A metal rod is fixed rigidly at two ends so as to prevent its thermal expansion. If L, alpha and Y respectively denote the length of the rod, coefficient of linear thermal expansion and Young's modulus of its material, then for an increase in temperature of the rod by DeltaT , the longitudinal stress developed in the rod is

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PATHFINDER-PROPERTIES OF BULK MATTER-QUESTION BANK
  1. Force constant of two springs are K1 and K2. If they are joined end to...

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  2. Length and force constant of a spring are L and K respectively. When a...

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  3. How does Young's modulus of a material change with rise In temperature...

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  4. Which is more fundamental between stress and strain for an elastic bod...

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  5. Two wires of same material are having same length, but one is thin and...

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  6. On which factor the breaking stress of a wire depends?

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  7. Does the volume of a body change under purely shearing stress?

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  8. Write down the dimension of elastic limit.

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  9. What is the practical value of the poisson’s ratio of a substance?

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  10. What is the theoretical value of the poisson’s ratio of a substance?

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  11. What is the dimension of compressibility?

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  12. Which of the three Y, B and G is possible in all the three states of m...

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  13. Mention the SI unit of force constant of a spring.

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  14. What will be the change in the force constant of a spring if its lengt...

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  15. What type of energy is stored in a stretched spring?

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  16. What property of a spring is expressed by its force constant?

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  17. Write down the dimension of force constant.

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  18. if a spring of force constant K is cut into three equal parts then wha...

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  19. What is energy density of a stretched wire?

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  20. Define Elastic limit.

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