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Due to thermal expansion with rise in temperature,

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Important Questions on Thermometry, Thermal Expansion and Calorimetry

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PHYSICS FOR JOINT ENTRANCE EXAMINATION WAVES AND THERMODYNAMICS>Chapter 1 - Thermometry, Thermal Expansion and Calorimetry>Exercises>Q 2

During heat exchange, temperature of a solid mass does not change. In this process, heat

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PHYSICS FOR JOINT ENTRANCE EXAMINATION WAVES AND THERMODYNAMICS>Chapter 1 - Thermometry, Thermal Expansion and Calorimetry>Exercises>Q 3

During the melting of a slab of ice at

273 K

at the atmospheric pressure

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PHYSICS FOR JOINT ENTRANCE EXAMINATION WAVES AND THERMODYNAMICS>Chapter 1 - Thermometry, Thermal Expansion and Calorimetry>Exercises>Q 4

The ends of a metal rod are kept at temperatures

θ_{1}

and

θ_{2}

with

θ_{2} > θ_{1}

The rate of flow of heat along the rod is directly proportional to

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PHYSICS FOR JOINT ENTRANCE EXAMINATION WAVES AND THERMODYNAMICS>Chapter 1 - Thermometry, Thermal Expansion and Calorimetry>Exercises>Q 5

A thin cylindrical metal rod is bent into a ring with a small gap as shown in figure. On heating the system,

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PHYSICS FOR JOINT ENTRANCE EXAMINATION WAVES AND THERMODYNAMICS>Chapter 1 - Thermometry, Thermal Expansion and Calorimetry>Exercises>Q 6

When the temperature of a copper coin is raised by

80^{o} C

, its diameter increases by

0.02 %

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PHYSICS FOR JOINT ENTRANCE EXAMINATION WAVES AND THERMODYNAMICS>Chapter 1 - Thermometry, Thermal Expansion and Calorimetry>Exercises>Q 7

A vessel is partly filled with liquid. When the vessel is cooled to a lower temperature, the space in the vessel unoccupied by the liquid remains constant. Then the volume of the liquid $(V_{L})$ volume of the vessel $(V_{v})$ , the coefficient of cubical expansion of the material of the vessel $(γ_{V})$ and of the solid $(γ_{L})$ are related as

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PHYSICS FOR JOINT ENTRANCE EXAMINATION WAVES AND THERMODYNAMICS>Chapter 1 - Thermometry, Thermal Expansion and Calorimetry>Exercises>Q 8

A clock is calibrated at a temperature of

20^{o} C

. Assume that the pendulum is a thin brass rod of negligible mass with a heavy bob attached to the end.

(α_{b r a s s} = 19 \times 10^{- 6} K^{- 1})

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PHYSICS FOR JOINT ENTRANCE EXAMINATION WAVES AND THERMODYNAMICS>Chapter 1 - Thermometry, Thermal Expansion and Calorimetry>Exercises>Q 9

Given figure shows how the temperature of water and ice mixed with each other at different temperatures, changes with the amount of heat $(Q)$ evolved by the water or absorbed by the ice. The scale corresponding to heat $(Q)$ is arbitrary. Which of the following is/are conclusions drawn from the graph?

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Due to thermal expansion with rise in temperature,

Important Questions on Thermometry, Thermal Expansion and Calorimetry

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