Mass Transfer Prandtl number for water at 20°C is about 70 0.7 7 150 70 0.7 7 150 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As per Gilliland's equation, the diffusivity is Directly proportional to 'T1.5' All of these Inversely proportional to 'P' Dependent on the molecular volume & molecular weight of components Directly proportional to 'T1.5' All of these Inversely proportional to 'P' Dependent on the molecular volume & molecular weight of components ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Relative humidity is the ratio of the None of these Actual humidity to saturation humidity Partial pressure of the vapour to the vapour pressure of the liquid at gas temperature Partial pressure of the vapour to the vapour pressure of the liquid at room temperature None of these Actual humidity to saturation humidity Partial pressure of the vapour to the vapour pressure of the liquid at gas temperature Partial pressure of the vapour to the vapour pressure of the liquid at room temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The critical moisture content in case of drying indicates the __________ rate period. Beginning of falling Beginning of constant None of these End of falling Beginning of falling Beginning of constant None of these End of falling ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The operation involved when the soluble material is largely on the surface of an insoluble solid and is merely washed off by the solvent is called None of these Decoction Elutriation or elution Percolation None of these Decoction Elutriation or elution Percolation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The reason for preferring packed towers over plate towers in distillation practice is that the packed tower operation gives High pressure drop and high hold up Low pressure drop and high hold up High pressure drop and low hold up Low pressure drop and low hold up High pressure drop and high hold up Low pressure drop and high hold up High pressure drop and low hold up Low pressure drop and low hold up ANSWER DOWNLOAD EXAMIANS APP