Mass Transfer On addition of solute in the solvent, the __________ of the solution decreases. Boiling point Vapour pressure Freezing point Both B and C Boiling point Vapour pressure Freezing point Both B and C ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Air initially at 101. 3 kPa and 40°C and with a relative humidity of 50%, is cooled at constant pressure to 30°C. The cooled air has a Higher absolute (specific) humidity Higher wet bulb temperature Higher relative humidity Higher dew point Higher absolute (specific) humidity Higher wet bulb temperature Higher relative humidity Higher dew point ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the rate of extraction in leaching (solid-liquid extraction system) Increases Linearly Decreases Remains unaffected Increases Increases Linearly Decreases Remains unaffected Increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following assumes constant molal vaporisation and overflow? McCabe-Thiele method Enthalpy concentration method Plate absorption column Ponchan-Savarit method McCabe-Thiele method Enthalpy concentration method Plate absorption column Ponchan-Savarit method ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In an operating distillation column, the Driving force for the liquid flow is its specific weight Driving force for the vapor flow is the pressure drop, as the pressure decreases gradually from the bottom to the top of the column Highest temperature is encountered at the top of the column Vapors and liquids are at their dew point and bubble point respectively Driving force for the liquid flow is its specific weight Driving force for the vapor flow is the pressure drop, as the pressure decreases gradually from the bottom to the top of the column Highest temperature is encountered at the top of the column Vapors and liquids are at their dew point and bubble point respectively ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The cooling effect in a cooling tower can be speeded up by Increasing the air velocity and area of exposed wet surface Reducing the barometric pressure Reducing the humidity of the air All of the listed here Increasing the air velocity and area of exposed wet surface Reducing the barometric pressure Reducing the humidity of the air All of the listed here ANSWER DOWNLOAD EXAMIANS APP
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