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प्रश्न
The molecules of liquid ............. heat from surroundings in evaporation.
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उत्तर
The molecules of liquid absorb heat from surroundings in evaporation.
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संबंधित प्रश्न
Evaporation is rapid on a wet day.
Boiling is a rapid phenomenon.
The boiling point of a liquid is increased by
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’.
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 rate of evaporation of a liquid when surface area of liquid is increased.
Give reason for the increase in the rate of evaporation of a liquid when temperature of liquid is increased.
Name two ways of change of liquid state to the vapour state and distinguish them.
