Mass Transfer The surface renewal frequency in Danckwerts model of mass transfer is given by (KL: mass transfer co-efficient) KL²/DA √(KL².DA) KL/DA² KL².DA KL²/DA √(KL².DA) KL/DA² KL².DA ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of liquids, the binary diffusivity is proportional to (where, T = temperature) √T T² T 1/T √T T² T 1/T ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Occurrence of 'case hardening' during drying of a high moisture solid cake __________ the drying rate. Does not affect Increases Exponentially increases Decreases Does not affect Increases Exponentially increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer All moisture in a non-hygroscopic material is the __________ moisture. Unbound Free Equilibrium Bound Unbound Free Equilibrium Bound ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Removal of __________ exemplifies an adsorption unit operation. Ammonia from coke oven gas Water from petrol None of the listed here Uranium from its ore Ammonia from coke oven gas Water from petrol None of the listed here Uranium from its ore ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Flash distillation is suitable for the separation of components Which form minimum boiling azeotrope Having very wide boiling points Which form maximum boiling azeotrope Having very close boiling points Which form minimum boiling azeotrope Having very wide boiling points Which form maximum boiling azeotrope Having very close boiling points ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS