Mass Transfer Relative volatility does not change appreciably with the change in None of these Temperature Total pressure Vapour pressure of either component None of these Temperature Total pressure Vapour pressure of either component ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The binary diffusivity in gases and liquids vary respectively as √T and T3/2 T3/2 and √T T and T3/2 T3/2 and T √T and T3/2 T3/2 and √T T and T3/2 T3/2 and T ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If the overall efficiency and Murphree plate efficiency are equal, then both the equilibrium and operating lines are Parallel Straight Neither A nor B Both A & B Parallel Straight Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At constant pressure, with increase of temperature, the dew point will Remain unchanged Increase/decrease ; depends on the temperature Increase Decrease Remain unchanged Increase/decrease ; depends on the temperature Increase Decrease ANSWER DOWNLOAD EXAMIANS APP
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 Priming in a distillation column Results from very low gas velocity Reduces the overall pressure drop Is characterised by the presence of foam throughout the space between trays Is desirable from point efficiency consideration Results from very low gas velocity Reduces the overall pressure drop Is characterised by the presence of foam throughout the space between trays Is desirable from point efficiency consideration ANSWER DOWNLOAD EXAMIANS APP
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