Mass Transfer Priming in a distillation column Is desirable from point efficiency consideration Reduces the overall pressure drop Is characterised by the presence of foam throughout the space between trays Results from very low gas velocity Is desirable from point efficiency consideration Reduces the overall pressure drop Is characterised by the presence of foam throughout the space between trays Results from very low gas velocity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Absorption (liquid-gas system) with evolution of heat as compared to isothermal absorption results in Large minimum liquid to gas (L/G) ratio Large number of trays All of these Decreased solute solubility Large minimum liquid to gas (L/G) ratio Large number of trays All of these Decreased solute solubility ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The drying time between fixed moisture content within diffusion controlled 'falling rate period' is proportional to (assuming that drying occurs from all surfaces of the solid) (where, T = thickness of the solid ) √T T³ T² T √T T³ T² T ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Tea percolation employs None of these Leaching Absorption Liquid-liquid extraction None of these Leaching Absorption Liquid-liquid extraction ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Drying operation under vacuum is carried out to Increase drying temperature Dry materials having high bound moisture content Reduce drying temperature Dry those materials which have very high unbound mositure content Increase drying temperature Dry materials having high bound moisture content Reduce drying temperature Dry those materials which have very high unbound mositure content ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Penetration model (theory) for mass transfer was enunciated by Danckwerts Kissinevskii Higbie Toor and Marchello Danckwerts Kissinevskii Higbie Toor and Marchello ANSWER DOWNLOAD EXAMIANS APP