Mass Transfer Priming in a distillation column Is desirable from point efficiency consideration Reduces the overall pressure drop Results from very low gas velocity Is characterised by the presence of foam throughout the space between trays Is desirable from point efficiency consideration Reduces the overall pressure drop Results from very low gas velocity Is characterised by the presence of foam throughout the space between trays ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If f is defined as above, then which of the following applies to a feed at dew point? F = 1 0 < f < 1 F < 1 F > 1 F = 1 0 < f < 1 F < 1 F > 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Leaching of coffee from coffee beans is done by Hot water Lime water Hexane Dilute H₂SO₄ (hot) Hot water Lime water Hexane Dilute H₂SO₄ (hot) ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Plate efficiency Increases due to liquid entrainment Increases due to foaming Is a function of the mass transfer between liquid and vapour Increases due to weeping and dumping of liquid Increases due to liquid entrainment Increases due to foaming Is a function of the mass transfer between liquid and vapour Increases due to weeping and dumping of liquid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a distillation column, with increase in the reflux ratio, the heat removed in the cooler Increases Decreases And the heat required in reboiler decreases Remains unaffected Increases Decreases And the heat required in reboiler decreases Remains unaffected ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Occurrence of 'case hardening' during drying of a high moisture solid cake __________ the drying rate. Increases Decreases Exponentially increases Does not affect Increases Decreases Exponentially increases Does not affect ANSWER DOWNLOAD EXAMIANS APP