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प्रश्न
Heat is ................... during boiling.
रिकाम्या जागा भरा
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उत्तर
Heat is absorbed during boiling.
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Change of Liquid into Vapour State
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संबंधित प्रश्न
Evaporation is rapid on a wet day.
Evaporation takes place only from the surface of liquid.
The molecules of liquid ............. heat from surroundings in evaporation.
Cooling is produced in ....................
In evaporation
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 surface area of liquid is increased.
