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प्रश्न
Heat is ................... during boiling.
उत्तर
Heat is absorbed during boiling.
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संबंधित प्रश्न
Evaporation takes place at ................. .
The rate of evaporation of a liquid increases when:
Do all the molecules of a liquid take part in evaporation? If not, explain your answer.
No heat is supplied to a liquid during evaporation. How does then the liquid change into its vapours?
Comment on the statement ‘evaporation is a surface phenomenon’.
Why is cooling produced when a liquid evaporates?
Give reason for the increase in rate of evaporation of a liquid when air is blown above the liquid.
Give reason for the increase in the rate of evaporation of a liquid when temperature of liquid is increased.
What is the change in average kinetic energy of molecules of a liquid during boiling at its boiling point?
How is the heat energy supplied to a liquid used during boiling at a fixed temperature?
