Heat is supplied to a certain homogenous sample of matter, at a uniform rate. Its temperature is plotted against time, as shown. Which of the following conclusions can be drawn

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  • A

    Its specific heat capacity is greater in the solid state than in the liquid state

  • B

    Its specific heat capacity is greater in the liquid state than in the solid state

  • C

    Its latent heat of vaporization is greater than its latent heat of fusion

  • D

    Both $(b)$ and $(c)$

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$Assertion :$ Melting of solid causes no change in internal energy.
$Reason :$ Latent heat is the heat required to melt a unit mass of solid.

  • [AIIMS 1998]

What is latent heat of fusion ? What is latent heat of vapourization ? Give its value for water.

Match the following according to conversion by heat :

Column $-I$ Column $-II$
$(a)$ Required heat to convert solid into gaseous. $(i)$ Latent heat of fusion
$(b)$ Required heat to convert solid into liquid. $(ii)$ Latent heat of vaporization.