Mass Transfer The wet and 'dry bulb temperature for a vapour-gas mixture are 25°C and 30°C respectively. If the mixture is heated to 45°C at constant pressure, the wet bulb temperature will be __________ °C. < 25 -25 > 25 25 < 25 -25 > 25 25 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At constant pressure, with increase of temperature, the dew point will Increase Decrease Remain unchanged Increase/decrease ; depends on the temperature Increase Decrease Remain unchanged Increase/decrease ; depends on the temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the rate of leaching increases, because the Viscosity of solvent decreases Diffusivity of solute increases None of these Thermal conductivity of solute increases Viscosity of solvent decreases Diffusivity of solute increases None of these Thermal conductivity of solute increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In continuous distillation, the internal reflux ratio (Ri) and the external reflux ratio (Re) are related as Ri = Re/(1 - Re) Ri = (1 - Re)/Re Ri = Re Ri = Re/(1 + Re) Ri = Re/(1 - Re) Ri = (1 - Re)/Re Ri = Re Ri = Re/(1 + Re) ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The apex of an equilateral-triangular coordinate (in ternary liquid system) represents a/an Ternary mixture Pure component Insoluble binary system Binary mixture Ternary mixture Pure component Insoluble binary system Binary mixture 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
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