Question

Identify and explain the factor responsible for changed rate of evaporation in the following situations:-

(a)While putting clothes for drying we spread them out.
(b)Water coolers are not effective on a rainy day.

Answer 1

humidity is the factor affecting evaporation when rate of humidity is low evaporation is high and viceversa

Answer 2

this is because when we increase the area the rate of evaporation also increases
this is because on rainy day humidity of air increases and when humidity increases rate of evaporation decreases