Paheli asked for a glass of water from Bojhoo. She received a glass of icy water from him. Paheli observed some water droplets on the outer surface of the glass and asked Bojhoo, how these droplets of water were formed. Which of the following should be Bojhoo’s answer?

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Evaporation of water from the glass

Water that seeped out from the glass

Evaporation of atmospheric water vapour

Condensation of atmospheric water vapour

answer is D.

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Detailed Solution

Bojhoo’s answer should be condensation of atmospheric water vapour.
There are several Methods Of Separation. One of them is condensation. It is the process of conversion of gases into liquids on cooling. Therefore, when atmospheric water vapours come in contact with the outer surface of the glass, which is cool due to ice-cold water, water vapours get converted into liquid droplets.

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