_ The ratio of the actual mass of water vapour in a unit mass of dry a – McqOptions

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1.	_ 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, is called$?
A.	Humidity ratio
B.	Relative humidity
C.	Absolute humidity
D.	Degree of saturation
Answer» E.

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