An electric fan does not cool the air. It just creates a forced circulation of the air present inside the room. This circulation will facilitate the evaporation of sweat, that is present on the surface of one’s skin which in turn eliminates the body heat and we feel cool.
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An ordinary electric fan does not cool the air, it gives comfort in summer because it circulates the air only present in the room.due to this, evaporation takes place and we feel cool