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Variation of molar specific heat of a metal with temperature (Temp.) is best depicted by the graph,

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Important Questions on Thermal Properties of Matter

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Two circular discs $A$ and $B$ with equal radii are blackened. These are being cooled under identical circumstances. What inference can be drawn from their cooling curves?

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During melting process, the heat given to a body is utilised in
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Match with the name of conversions.

  Column- I   Column- II
(A) From liquid to solid  (p) Regelation
(B) From liquid to vapour  (q) Sublimation
(C) From solid to vapour directly (r) Fusion
(D) Melting of ice caused due to pressure  (s) Vaporisation
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Which of the following undergo sublimation?
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The phenomenon of refreezing the water into ice on removing the increased pressure is called
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A block of ice at -10 °C is slowly heated and converted to steam at 100 °C. Which of the following curves represents the phenomenon qualitatively?
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Refer to the plot of temperature versus time showing the change in the state of ice on heating (not to scale).
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Which of the following is correct?