Mass Transfer The mass diffusivity, the thermal diffusivity and the eddy momentum diffusivity are same for, NPr = NSc = __________ 2 1 4 3 2 1 4 3 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A mixture of 10% C₆H₆ vapour in air at 25°C and 750 mm Hg has a dew point of 20°C. Its dew point at 30°C and 700 mm Hg will be around __________ °C. 18.7 27.3 20 21.7 18.7 27.3 20 21.7 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Percentage saturation is __________ the relative saturation. Always greater than Not related to None of these Always smaller than Always greater than Not related to None of these Always smaller than ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Humidity chart is useful for the solution of problems concerning condensation, vaporisation and air conditioning. At a given dry bulb temperature, value of humidity obtained from the humidity chart directly, is in terms of __________ humidity. Molal Percentage Relative None of these Molal Percentage Relative None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In an operating distillation column, the 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 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 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At minimum reflux ratio for a given separation Separation is most efficient Number of plates is infinity Number of plates is zero Minimum number of the theoretical plates is required Separation is most efficient Number of plates is infinity Number of plates is zero Minimum number of the theoretical plates is required ANSWER DOWNLOAD EXAMIANS APP
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