Mass Transfer The drying time between fixed moisture contents within the 'constant rate period' is proportional to (assuming that drying occurs from all surfaces of the solid) (where, T = thickness of the solid ) √T T1.5 T T3 √T T1.5 T T3 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Plate efficiency Increases due to liquid entrainment Increases due to weeping and dumping of liquid Is a function of the mass transfer between liquid and vapour Increases due to foaming Increases due to liquid entrainment Increases due to weeping and dumping of liquid Is a function of the mass transfer between liquid and vapour Increases due to foaming ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Liquid diffusivity is of the order of __________ cm² /second. 0.1 > 1 10-5 to 10-6 0.01 0.1 > 1 10-5 to 10-6 0.01 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 Decreases Exponentially increases Does not affect Increases Decreases Exponentially increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When the feed to a distillation column is a saturated liquid, slope of the feed line is None of these Infinity Zero Unity None of these Infinity Zero Unity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The value of L/mG ratio for economical absorption operation ranges from 0.8 to 1.2 2.5 to 3.5 1.25 to 2.0 0.5 to 0.8 0.8 to 1.2 2.5 to 3.5 1.25 to 2.0 0.5 to 0.8 ANSWER DOWNLOAD EXAMIANS APP