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प्रश्न
Boiling is a rapid phenomenon.
पर्याय
True
False
MCQ
चूक किंवा बरोबर
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उत्तर
True.
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Change of Liquid into Vapour State
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संबंधित प्रश्न
Evaporation is rapid on a wet day.
Temperature of a liquid rises during boiling or vaporization
Boiling occurs at ....................
The molecules of liquid ............. heat from surroundings in evaporation.
Heat is ................... during boiling.
Cooling is produced in ....................
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 |
The rate of evaporation of a liquid increases when:
Why is cooling produced when a liquid evaporates?
Give reason for the increase in the rate of evaporation of a liquid when temperature of liquid is increased.
