In an experiment of conversion of ice into water and water into vapour, observations were recorded and a graph plotted for temperature against time as shown below. From the graph it can be concluded that :

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In an experim...

Question

Ice takes time to heat up to 0°C.

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During melting and boiling temperature does not rise.

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Process of boiling takes longer time than the process of melting.

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All the options are correct.

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Solution

The correct option is D
All the options are correct.

From the figure, it can clearly be concluded that:

Ice takes time to heat up to 0°C. During melting and boiling temperature does not rise. Process of boiling takes longer time than the process of melting.

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Similar questions

Why does the temperature of a substance remains constant during melting and boiling even when heat is being supplied to it continuously .

Write true or false for each statement :

(a) The temperature of a substance remains unaffected during its change of state.

(b) Ice melts at $100^{\circ} C .$

(d) Evaporation of a liquid causes cooling.

(e) Water evaporates only at $100^{\circ} C .$

(f) Boiling takes place over the entire mass of the liquid.

(g) Evaporation takes place over the entire mass of the liqid.

(h) The process of a gas converting directly into solid is called vaporization.

(i) At high altitudes, water boils above $100^{\circ} C .$

(j) The melting point of ice is $0^{\circ} C$

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