Mass Transfer
Which of the following parameters remains almost constant during adiabatic saturation of unsaturated air?

Dew point
None of these
Dry bulb temperature
Wet bulb temperature

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Mass Transfer
The wetted wall tower is used to determine

M.T.C. of liquid in liquid-gas system
Individual mass transfer co-efficient (M.T.C.) in gaseous system
The overall M.T.C. of the system
M.T.C. of individual components in a liquid-liquid system

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