Q. Water kept in an earthen pot is less cool on rainy days than in summer because during the rainy days

A
The pores in the pot are closed
B
Rain water stops oozing out from the pores
C
The water that oozes out does not evaporate quickly because of the large percent age of moisture in the air
D
Surface of the pot becomes damp
Solution:

To evaporate the water that oozes out, heat is required. Part of this heat is taken from the water inside which therefore become cool. Therefore (C) is correct. Here evaporation is less, so cooling too is less.

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