Mass Transfer
Unsaturated air (with dry bulb and wet bulb temperatures being 45°C and 25°C respectively) is passed through a water spray chamber maintained at 23°C. The air will be cooled and

None of these
Humidified at constant wet bulb temperature
Dehumidified
Humidified with wet bulb temperature decreasing

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
As the reflux ratio in a distillation coloumn is increased from the minimum, the

Slope of the operating line in stripping section decreases
Number of plates decreases very slowly first and then more and more rapidly
Total cost first decreases and then increases
Liquid flow increases while the vapor flow decreases for a system

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
For absorbing a sparingly soluble gas in a liquid

Liquid side mass transfer co-efficient should be decreased
Mass transfer co-efficient must be kept constant
Gas side mass transfer co-efficient should be increased
Liquid side mass transfer co-efficient should be increased

ANSWER DOWNLOAD EXAMIANS APP