The actual temperature drop across the heating surface of an evaporator depends on the________?

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?

Pick out the wrong statement?

Correction is applied to LMTD for ________ flow?

Humidification involves mass transfer between a pure liquid phase and a fixed gas, which is________?

A high pressure boiler generates steam at a pressure greater than ________ kg/cm2?