MCQOPTIONS
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| 1. |
The relative humidity is defined as |
| A. | the mass of water vapour present in 1 m 3 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 |
| Answer» E. | |