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Invar is used in making clock pendulums ...

Invar is used in making clock pendulums because its coefficient of linear expansion is ___________

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SL ARORA-Thermal Properties of Matter-Exercise
  1. The coefficient of cubical expansion of a material is nearly times it...

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  2. The difference between lenghts of a certain brass rod and of a steel r...

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  3. Invar is used in making clock pendulums because its coefficient of lin...

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  4. Water on heating between 0^@ and 4^@C This is called of water.

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  5. Water has volume and density at 4^@C

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  6. The volume expansion of a body depend on its cavities

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  7. The surface of water in a lake is first going to freeze. Now the tempe...

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  8. A metal disc has a hole in it. When the disc is heated, the size of th...

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  9. The quantity of heat required to raise the temperature fo a unit mass ...

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  10. The specific heat of a substance depends on its and

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  11. Thermal capacity of a body is equal to the product of its and

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  12. Define thermal capacity and water equivalent of a body. State their un...

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  13. The change from solid sate to vapour state without passing through the...

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  14. The boiling point of a liquid with the increase in pressure.

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  15. What is the melting point of a substance?

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  16. Melting of ice due to applied pressure, getting converted back into ic...

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  17. The amount of heat required to change the state of unit mass of a subs...

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  18. Specific heat of water at 20^@C is and that of ice is

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  19. The state of the rod, in which temperature of each part becomes consta...

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  20. The rate of flow of heat per unit area per unit temperature gradient a...

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