Mass Transfer For __________ drying, the effects of velocity, temperature and humidity of the gas and the thickness of the solid are the same. Unsaturated surface Neither A nor B Both A & B Constant rate Unsaturated surface Neither A nor B Both A & B Constant rate ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When the liquid phase and vapour phase of a binary system obeys Raoult's and Dalton's law respectively, the relative volatility is the ratio of Vapour pressure of component A to the total pressure Vapour pressure of component A to that of component B Partial pressure of component A to the total pressure Vapour pressure of component A to the partial pressure of A Vapour pressure of component A to the total pressure Vapour pressure of component A to that of component B Partial pressure of component A to the total pressure Vapour pressure of component A to the partial pressure of A ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is the most suitable for extraction in a system having very low density difference? Pulsed extractor Mixer-settler extractor Packed extraction tower Centrifugal extractor Pulsed extractor Mixer-settler extractor Packed extraction tower Centrifugal extractor ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of absorption, both the operating and equilibrium lines will be straight for Dilute solutions and isothermal operation Isothermal operation None of these Dilute solutions Dilute solutions and isothermal operation Isothermal operation None of these Dilute solutions ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Very tall packed towers are divided into series of beds to Reduce the overall pressure drop Avoid channelling Avoid flooding Reduce liquid hold-up Reduce the overall pressure drop Avoid channelling Avoid flooding Reduce liquid hold-up 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 relative humidity Higher absolute (specific) humidity Higher wet bulb temperature Higher dew point Higher relative humidity Higher absolute (specific) humidity Higher wet bulb temperature Higher dew point ANSWER DOWNLOAD EXAMIANS APP
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