Mass Transfer
Equilibrium moisture of a solid is equal to the total moisture minus free moisture. Which of the following substances will have maxi-mum equilibrium moisture?

Rag paper
Anthracite coal
Inorganic solids
Bamboo

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
Unsaturated air (with dry bulb temperature and dew point being 35°C and 18°C respectively) is passed through a water spray chamber maintained at 15°C. The air will be cooled

And humidified
And dehumidified with decrease in wet bulb temperature
At the same relative humidity
And dehumidified with increase in wet bulb temperature

ANSWER DOWNLOAD EXAMIANS APP