Mass Transfer Penetration theory relates the average mass transfer co-efficient (K) with diffusivity (D) as K ∝ D1.5 K ∝ D K ∝ √D K ∝ D2 K ∝ D1.5 K ∝ D K ∝ √D K ∝ D2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The ratio of Murphree plate efficiency to point efficiency is always > 1 in a __________ flow model. Perfectly mixed Plug None of the listed here Both plug & perfectly mixed Perfectly mixed Plug None of the listed here Both plug & perfectly mixed ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Unsaturated air (with dry bulb temperature and dew point being 35°C and 18°C respectively) is passed through a water spray chamber maintained at 15°C. The air will be cooled And humidified And dehumidified with decrease in wet bulb temperature And dehumidified with increase in wet bulb temperature At the same relative humidity And humidified And dehumidified with decrease in wet bulb temperature And dehumidified with increase in wet bulb temperature At the same relative humidity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Physical absorption is A reversible phenomenon An irreversible phenomenon Both B & C Accompanied by evolution of heat A reversible phenomenon An irreversible phenomenon Both B & C Accompanied by evolution of heat ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Inside the distillation columns, the Vapors are not always at their dew points Driving force for the liquid flow is its weight Highest temperatures is near the feed plate All of these Vapors are not always at their dew points Driving force for the liquid flow is its weight Highest temperatures is near the feed plate All of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Binary distillation involves the mass transfer by __________ at the gas-liquid interface. Unidirectional diffusion from gas to liquid phase A counter diffusion at an almost equal molar rate Unidirectional diffusion from liquid to gas phase Either A or B Unidirectional diffusion from gas to liquid phase A counter diffusion at an almost equal molar rate Unidirectional diffusion from liquid to gas phase Either A or B ANSWER DOWNLOAD EXAMIANS APP
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