Mass Transfer
When an unsaturated air-water mixture is heated at constant pressure, then

The partial pressure of water vapour increases
The specific humidity decreases
The relative humidity decreases
The relative humidity increases

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
Dew point of an air-water vapor mixture

Corresponding to any point on the humidity chart is obtained by projecting a line through this point parallel to the temperature axis and to the saturation curve
Decreases with decrease in pressure
All of the listed here
At constant humidity & total pressure is fixed

ANSWER DOWNLOAD EXAMIANS APP