Evaporation takes place at ................. . - Physics

Evaporation takes place at ................. .

रिक्त स्थान भरें

Evaporation takes place at all temperature.

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Change of Liquid into Vapour State

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अध्याय 6: Heat Transfer - Objective questions [पृष्ठ ११९]

अध्याय 6 Heat Transfer
Objective questions | Q 2.02 | पृष्ठ ११९

All molecules of a liquid take part in the process of evaporation.

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

The rate of evaporation of a liquid increases when:

The boiling point of a liquid is increased by

Comment on the statement ‘evaporation is a surface phenomenon’.

What is boiling? Explain it on the basis of molecular motion?

Name two ways of change of liquid state to the vapour state and distinguish them.