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प्रश्न
The rate of evaporation of a liquid increases when:
विकल्प
temperature of liquid falls
liquid is poured in a vessel of less surface area
air is blown above the surface of liquid
humidity increases
उत्तर
air is blown above the surface of liquid
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संबंधित प्रश्न
Evaporation is rapid on a wet day.
Evaporation takes place only from the surface of liquid.
All molecules of a liquid take part in the process of evaporation.
Temperature of a liquid rises during boiling or vaporization
Boiling occurs at ....................
Evaporation takes place at ................. .
The molecules of liquid ............. heat from surroundings in evaporation.
Cooling is produced in ....................
Comment on the statement ‘evaporation is a surface phenomenon’.
Name two ways of change of liquid state to the vapour state and distinguish them.
