Mass Transfer In case of __________ distillation, a solvent is added to alter the relative volatility of the mixture to be separated. Azeotropic Molecular Flash Extractive Azeotropic Molecular Flash Extractive ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer To get high tray efficiency Time of contact between the two phases should be less Liquid entrainment should be severe Interfacial surface between liquid and gas phase should be large Gas velocity should be very low Time of contact between the two phases should be less Liquid entrainment should be severe Interfacial surface between liquid and gas phase should be large Gas velocity should be very low ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If the path of liquid across the plate is very long as in case of large diameter tower, Murphree efficiency can be __________ percent. 100 None of these > 100 < 100 100 None of these > 100 < 100 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As per Gilliland's equation, the diffusivity is Dependent on the molecular volume & molecular weight of components Directly proportional to 'T1.5' Inversely proportional to 'P' All of these Dependent on the molecular volume & molecular weight of components Directly proportional to 'T1.5' Inversely proportional to 'P' All of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following processes is not an example of adsorption applied to gaseous separations? Dehumidification of air and gas Decolouration of yellow glycerene Recovery of valuable solvent vapors from dilute mixture with air and other gases Removal of objectionable odour and impurities from industrial gases Dehumidification of air and gas Decolouration of yellow glycerene Recovery of valuable solvent vapors from dilute mixture with air and other gases Removal of objectionable odour and impurities from industrial gases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The term "approach" in a cooling tower refers to the difference in the temperature of the Hot water entering the tower and the wet bulb temperature of the surrounding air Cold water leaving the tower and the wet bulb temperature of the surrounding air Hot water entering and the cooled water leaving the cooling tower None of these Hot water entering the tower and the wet bulb temperature of the surrounding air Cold water leaving the tower and the wet bulb temperature of the surrounding air Hot water entering and the cooled water leaving the cooling tower None of these ANSWER DOWNLOAD EXAMIANS APP