Mass Transfer Moisture in a substance exerting an equilibrium vapour pressure less than that of pure liquid at the same temperature is called the __________ moisture. Unbound Critical Bound None of these Unbound Critical Bound None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Raoult's law is applicable to the Real solutions Non-ideal gases Mixture of water and alcohol Ideal solutions Real solutions Non-ideal gases Mixture of water and alcohol Ideal solutions ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Binary distillation involves the mass transfer by __________ at the gas-liquid interface. Either A or B A counter diffusion at an almost equal molar rate Unidirectional diffusion from liquid to gas phase Unidirectional diffusion from gas to liquid phase Either A or B A counter diffusion at an almost equal molar rate Unidirectional diffusion from liquid to gas phase Unidirectional diffusion from gas to liquid phase ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is not a batch drier? Agitated pan drier Truck drier Fluidised bed drier Vacuum shelf drier Agitated pan drier Truck drier Fluidised bed drier Vacuum shelf drier ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During constant rate drying period, vaporisation rate per unit drying surface area Decreases with time Does not change with time Increases with time Does not affect the moisture content of the wet solid Decreases with time Does not change with time Increases with time Does not affect the moisture content of the wet solid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The interfacial area per unit volume of dispersion, in a gas-liquid contactor, for fractional hold up of gas = 0.1 and gas bubble diameter = 0.5 mm is given by (in m²/m³) 50 500 100 1000 50 500 100 1000 ANSWER DOWNLOAD EXAMIANS APP
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