Q28
The amount of actual water vapour of air is known as ________
A.
Absolute humidity
AnswerB.
Dew point
C.
Relative humidity
D.
Condensation point
Answer: Option A
Solution
Answer: Option A
Solution:
The actual amount of the water vapour present in the atmosphere is known as the absolute humidity. It is the weight of water vapour per unit volume of air and is expressed in terms of grams per cubic metre. The absolute humidity differs from place to place on the surface of the earth.