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प्रश्न
Evaporation is rapid on a wet day.
विकल्प
True
False
MCQ
सत्य या असत्य
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उत्तर
False.
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Change of Liquid into Vapour State
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संबंधित प्रश्न
All molecules of a liquid take part in the process of evaporation.
Temperature of a liquid rises during boiling or vaporization
All molecules of a liquid take part in boiling.
Boiling is a rapid phenomenon.
Boiling occurs at ....................
Match the column
| Column A | Column B |
| (a) Blowing air increases | (1) Increase in intermolecular separation |
| (b) Increase in pressure increases | (2) Pendulum of a clock |
| (c) Thermal expansion |
(3) Cooking utensils |
| (d) Invar | (4) Boiling point |
| (e) Pyrex glass | (5) Evaporation |
Do all the molecules of a liquid take part in evaporation? If not, explain your answer.
What is boiling? Explain it on the basis of molecular motion?
What is the change in average kinetic energy of molecules of a liquid during boiling at its boiling point?
Name two ways of change of liquid state to the vapour state and distinguish them.
