Mass Transfer Surface renewal model of mass transfer was enunciated by Stefan Danckwerts Toor and Marchello Fick Stefan Danckwerts Toor and Marchello Fick ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Molarity is defined as the number of gm moles of solute per __________ of solvent. Gm Kg c Litre Gm Kg c Litre ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a packed tower, the value of HETP equals HTUOG, when the equilibrium and the operating lines are (where, HETP = height equivalant to a theoretical plate HTUOG = overall gas phase height of a transfer unit) Both A & B Neither A nor B Parallel Straight Both A & B Neither A nor B Parallel Straight ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer To remove all the moisture from a wet solid it requires exposure to __________ air. Highly humid Perfectly dry None of these High temperature Highly humid Perfectly dry None of these High temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The individual mass transfer co-efficients (moles/m² . s) for absorption of a solute from a gas mixture into a liquid solvent are, KL = 4.5 and KG = 1.5. The slope of the equilibrium line is 3. Which of the following resistance (s) is (are) controlling ? Liquid side Interfacial Gas side Both liquid and gas side Liquid side Interfacial Gas side Both liquid and gas side ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If Rm is the minimum reflux ratio, the optimum reflux ratio may be around __________ Rm. 2.5 to 3 5 1.2 to 1.5 3 to 4 2.5 to 3 5 1.2 to 1.5 3 to 4 ANSWER DOWNLOAD EXAMIANS APP
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