we feel relaxed unde a fan we are perspring . why?
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we fill relaxed under a fan during perspiration bcz when we perspire water molecules from our body gets evaporated thus we fell cool !!
ankitsunny:
^_^
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0
Due to fan's wind, the sweat on our body evaporates... Since, it evaporates the surface of our body looses energy and hence, it gives a cooling effect due to loss of energy..
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