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Mechanical Engineering · Q183

Refrigeration And Air Conditioning

Engineering and GATE · Mechanical Engineering · question 183

Q183

Degree of saturation or percentage humidity is

A.
The mass of water vapour present in 1 m3 of dry air
B.
The mass of water vapour present in 1 kg of dry air
C.
The ratio of the actual mass of water vapour in a unit mass of dry air to the mass of water vapour in the same mass of dry air when it is saturated at the same temperature and pressure
Answer
D.
The ratio of actual mass of water vapour in a given volume of moist air to the mass of water vapour in the same volume of saturated air at the same temperature and pressure

Answer: Option C

Solution

Answer: Option C
Solution:
Degree of saturation or percentage humidity is, the ratio of the actual mass of water vapour in a unit mass of dry air to the mass of water vapour in the same mass of dry air when it is saturated at the same temperature and pressure.