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
Mass Transfer The most economical range of absorption factor is 5 to 10 2.5 to 3 1.25 to 2 2 to 2.5 5 to 10 2.5 to 3 1.25 to 2 2 to 2.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Corresponding to Nusselt number in heat transfer, the dimensionless group in mass transfer is the __________ number. Schmidt Sherwood Stanton Peclet Schmidt Sherwood Stanton Peclet ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Unsaturated air (with dry and wet bulb temperatures being 35 and 25°C respectively) is passed through water spray chamber maintained at 35°C. The air will be Both A & B Dehumidified Humidified Cooled Both A & B Dehumidified Humidified Cooled ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer On addition of solute in the solvent, the __________ of the solution decreases. Freezing point Vapour pressure Both B and C Boiling point Freezing point Vapour pressure Both B and C Boiling point 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 Kc = Kp = Km Kc = Kp . RT = Km . RT/p None of these Kc = Kp/RT = Km . RT/P Kc = Kp = Km Kc = Kp . RT = Km . RT/p None of these ANSWER DOWNLOAD EXAMIANS APP
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