Mass Transfer
Steady state temperature reached by a small amount of liquid evaporating into a large amount of unsaturated vapour-gas mixture is called the __________ temperature.

Adiabatic saturation
Dew point
Wet-bulb
Dry-bulb

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
The term "approach" in a cooling tower refers to the difference in the temperature of the

Hot water entering and the cooled water leaving the cooling tower
Hot water entering the tower and the wet bulb temperature of the surrounding air
None of these
Cold water leaving the tower and the wet bulb temperature of the surrounding air

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
For water-ethanol system, the minimum reflux ratio

Is the optimum reflux ratio
Is computed from the intercept of the operating line
Is computed from the slope of the upper operating line that is tangent to the equilibrium curve
Cannot be computed

ANSWER DOWNLOAD EXAMIANS APP