Mass Transfer Surface renewal model of mass transfer was enunciated by Danckwerts Fick Stefan Toor and Marchello Danckwerts Fick Stefan Toor and Marchello ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Priming in a distillation column 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 Is desirable from point efficiency consideration ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Occurrence of 'case hardening' during drying of a high moisture solid cake __________ the drying rate. Increases Exponentially increases Decreases Does not affect Increases Exponentially increases Decreases Does not affect ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If moisture content of solid on dry basis is X, then the same on wet basis is (X - 1)/X X/(X - 1) (X + 1)/X X/(X + 1) (X - 1)/X X/(X - 1) (X + 1)/X X/(X + 1) ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Equilibrium-moisture curves of different solids Are same None of these Are different Depend on the humidity of the gas Are same None of these Are different Depend on the humidity of the gas ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Relative volatility does not change appreciably with the change in None of these Vapour pressure of either component Total pressure Temperature None of these Vapour pressure of either component Total pressure Temperature ANSWER DOWNLOAD EXAMIANS APP