Mass Transfer Gaseous diffusivity at atmospheric pressure is of the order of __________ cm²/second. 5 to 10 1 to 5 > 10 1 5 to 10 1 to 5 > 10 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer ______ is the separation technique used for desalination of sea water. Adsorption Reverse osmosis Thermal diffusion Absorption Adsorption Reverse osmosis Thermal diffusion Absorption 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) Neither A nor B Straight Parallel Both A & B Neither A nor B Straight Parallel Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The relation among various mass transfer co-efficients (M.T.C) for ideal gases is given by (where, Kc & Km are M.T.C. for equimolar counter diffusion with concentration & mole fraction respectively as the driving force. and, Kp = M.T.C. for diffusion of a gas through a stagnant inert gas with pressure as driving force.) Kc = Kp/RT = Km . RT/P None of these Kc = Kp = Km Kc = Kp . RT = Km . RT/p Kc = Kp/RT = Km . RT/P None of these Kc = Kp = Km Kc = Kp . RT = Km . RT/p ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a binary mixture distillation process, the degree of freedom is 2. However, if the pressure is fixed in this process, the number of independent variables in this process will be 3 2 1 3 2 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Pick out the system with maximum boiling azeotrope at 1 atm. None of these Acetone chloroform Ethyl alcohol-water Benzene-ethyl alcohol None of these Acetone chloroform Ethyl alcohol-water Benzene-ethyl alcohol ANSWER DOWNLOAD EXAMIANS APP
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