Mass Transfer Most important factor to be considered in the selection of packings for absorbers is the __________ of packing. Cost Durability Size Porosity Cost Durability Size Porosity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Under conditions of flooding in packed tower, the gas pressure drop Increases rapidly Decreases rapidly Is maximum Remains constant Increases rapidly Decreases rapidly Is maximum Remains constant ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In batch distillation with constant reflux, overhead product composition __________ with time. May increase on decrease, depends on the system Increases Decreases Does not vary May increase on decrease, depends on the system Increases Decreases Does not vary ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The cooling effect in a cooling tower can be speeded up by All of the listed here Reducing the humidity of the air Reducing the barometric pressure Increasing the air velocity and area of exposed wet surface All of the listed here Reducing the humidity of the air Reducing the barometric pressure Increasing the air velocity and area of exposed wet surface ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At minimum reflux ratio for a given separation Number of plates is zero Number of plates is infinity Minimum number of the theoretical plates is required Separation is most efficient Number of plates is zero Number of plates is infinity Minimum number of the theoretical plates is required Separation is most efficient ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In an operating distillation column, the Highest temperature is encountered at the top of the column 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 Vapors and liquids are at their dew point and bubble point respectively Highest temperature is encountered at the top of the column 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 Vapors and liquids are at their dew point and bubble point respectively ANSWER DOWNLOAD EXAMIANS APP