Mass Transfer The absorption factor is defined as (where, L = liquid flow rate, G = gas flow rate and, m = slope of the equilibrium line) L/mG LG/m G/mL ML/G L/mG LG/m G/mL ML/G ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If a₁ and a₂ are the relative volatilities when the pressure in the distillation column is 1 and 2 atm respectively. Pick out the correct statement. a₁ = 2a₂ a₁ = a₂ None of these a₁ = 0.5 a₂ a₁ = 2a₂ a₁ = a₂ None of these a₁ = 0.5 a₂ ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following processes is not an example of adsorption applied to gaseous separations? Removal of objectionable odour and impurities from industrial gases Decolouration of yellow glycerene Dehumidification of air and gas Recovery of valuable solvent vapors from dilute mixture with air and other gases Removal of objectionable odour and impurities from industrial gases Decolouration of yellow glycerene Dehumidification of air and gas Recovery of valuable solvent vapors from dilute mixture with air and other gases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Occurrence of 'case hardening' during drying of a high moisture solid cake __________ the drying rate. Decreases Exponentially increases Does not affect Increases Decreases Exponentially increases Does not affect Increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Heat sensitive materials with very high latent heat of vaporisation may be economically separated using Absorption Liquid extraction Distillation Evaporation Absorption Liquid extraction Distillation Evaporation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer An alkaline solution is used to reduce the concentration of carbon dioxide in a stream from 10% to 0.1% by absorption with irreversible chemical reaction. The overall number of transfer units based on gas phase is 4.605 100 0.001 9.21 4.605 100 0.001 9.21 ANSWER DOWNLOAD EXAMIANS APP
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