Mass Transfer Moisture content of a substance when at equilibrium with a given partial pressure of the vapour is called the __________ moisture. Unbound Bound Free Equilibrium Unbound Bound Free Equilibrium ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is an undesirable property in a tower packing? Large free cross-section Large weight of liquid retained Large surface per unit volume Low weight per unit volume Large free cross-section Large weight of liquid retained Large surface per unit volume Low weight per unit volume ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The relative saturation of an unsaturated mixture of gas and vapor is independent of the Nature of the vapor Temperature of the mixture Composition of the mixture None of these Nature of the vapor Temperature of the mixture Composition of the mixture None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As the reflux ratio decreases, the Number of plates increases None of these Separation becomes more efficient Column diameter increases Number of plates increases None of these Separation becomes more efficient Column diameter increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In the constant rate period of the rate of drying curve for batch drying, Cracks develop on the surface of the solid Rate of drying decreases abruptly None of these Surface evaporation of unbound moisture occurs Cracks develop on the surface of the solid Rate of drying decreases abruptly None of these Surface evaporation of unbound moisture occurs ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Binary distillation involves the mass transfer by __________ at the gas-liquid interface. Unidirectional diffusion from liquid to gas phase Unidirectional diffusion from gas to liquid phase A counter diffusion at an almost equal molar rate Either A or B Unidirectional diffusion from liquid to gas phase Unidirectional diffusion from gas to liquid phase A counter diffusion at an almost equal molar rate Either A or B ANSWER DOWNLOAD EXAMIANS APP
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