If you are wearing wet clothes, why do you feel cold when you stand under a fast-moving fan?
The fan stops evaporation.
The fan creates cold air.
The water on your clothes turns into ice.
The fan increases the rate of evaporation, which takes heat away from your body.
Boost your performance with adaptive practice tests
Practice every concept in the syllabus
Compare your speed and accuracy with your peers
Download the app and practice on the go