Question

1. WHY DO WE SEE WATER DROPLETS ON THE OUTER SURFACE OF A GLASS
CONTAINING WATER? WHY DO RAPID COOLING OF HOT TEA OCCUR?
ANS​

Answer 1

Answer:

Due to the changing temperature of surrounding

Answer 2

Answer:

1 The water vapour present in the air, on coming in contact with cold glass of water loses energy and get converted in liquid state, which we see on outer surface of glass thus we see water droplets on outer surface of a glass containing water .

2 Heat always flow from hot body to cold body . when tea is hot and the air surrounding the tea . when the heat transferred directly to air the process in fast and tea cooled quickly .

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