Mass Transfer Tower diameter may be decreased by Using higher reflux ratio Use of increased tray spacing Increasing the vapour flow rate Increasing the liquid flow rate Using higher reflux ratio Use of increased tray spacing Increasing the vapour flow rate Increasing the liquid flow rate ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The ratio of Murphree plate efficiency to point efficiency is always > 1 in a __________ flow model. None of the listed here Both plug & perfectly mixed Perfectly mixed Plug None of the listed here Both plug & perfectly mixed Perfectly mixed Plug ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient (K) and diffusivity (D) are related according to film theory as K ∝ D2 K ∝ D K ∝ √D K ∝ D1.5 K ∝ D2 K ∝ D K ∝ √D K ∝ D1.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer __________ diffusion is used for separating the isotopes of methane. Pressure Thermal Force Concentration Pressure Thermal Force Concentration ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer What is the degree of freedom of an absorption process in which only one component is transferred between phases? 3 4 1 2 3 4 1 2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The term "approach" in a cooling tower refers to the difference in the temperature of the Hot water entering the tower and the wet bulb temperature of the surrounding air Cold water leaving the tower and the wet bulb temperature of the surrounding air None of these Hot water entering and the cooled water leaving the cooling tower Hot water entering the tower and the wet bulb temperature of the surrounding air Cold water leaving the tower and the wet bulb temperature of the surrounding air None of these Hot water entering and the cooled water leaving the cooling tower ANSWER DOWNLOAD EXAMIANS APP