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Heat Transfer Refrigeration and Air Conditioning - Engineering

Q1:

The relative humidity is defined as

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.

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

ANS: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

Explanation: No answer description is available.