Question

doctors advice to put strips of wet cloth on the forehead of a person having high temperature. explain

Answer 1

When a person has fever it is adviced to put strips of wet cloth on forehead of the person because the water evaporates and absorbs the heat from body that causes cooling which makes the body temperature of the person lower which reduces fever..

Answer 2

When a person has fever,his body temperature becomes more than the normal body temperature. If we put wet strips of cloth on his/her forehead, the water evaporates and absorbs the heat from his/her body that causes cooling and lowers body temperature (latent heat of vaporization).