Physics

A certain mass of solid substance is heated for a period of 50 min. Its heating curve is shown below :

A certain mass of solid substance is heated for a period of 50 min. Its heating curve is shown. From the graph, which one of the statement is correct? Physics Sample Paper Solved ICSE Class 10.

From the graph, which one of the following statement is correct?

  1. The boiling point of the given substance is 40°C.
  2. The specific latent heat of fusion of substance is the same as the specific latent heat of vaporisation.
  3. The substance has a higher specific heat capacity in solid state than that in liquid state.
  4. The substance has a lower specific heat capacity in solid state than that in liquid state.

Calorimetry

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