Mass Transfer Gaseous diffusivity at atmospheric pressure is of the order of __________ cm²/second. 1 1 to 5 > 10 5 to 10 1 1 to 5 > 10 5 to 10 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Pick out the wrong statement pertaining to leaching. Door classifier can be used for leaching of coarse solids Very high temperature is not needed for the leaching of sugar beet Vegetable seeds can be leached in either of Bollman extractor, Rotocel or Kennedy extractor Fine solids can not be leached in a Pachuka tank Door classifier can be used for leaching of coarse solids Very high temperature is not needed for the leaching of sugar beet Vegetable seeds can be leached in either of Bollman extractor, Rotocel or Kennedy extractor Fine solids can not be leached in a Pachuka tank ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In gas-liquid contact operation, the number of ideal stages, N = (xa - xb)/(xb - x*b) . This is true when the stripping factor 'S' is S < 1 S = ∞ S = 1 S > 1 S < 1 S = ∞ S = 1 S > 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a packed absorption tower, if the equilibrium and operating lines are both straight lines, then the ratio, HETP/HTUOG __________ the absorption factor. Is one at unity value of Both A and B Increases with increase in Neither A nor B Is one at unity value of Both A and B Increases with increase in Neither A nor B 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 increase in wet bulb temperature At the same relative humidity And dehumidified with decrease in wet bulb temperature And humidified And dehumidified with increase in wet bulb temperature At the same relative humidity And dehumidified with decrease in wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The main reason for dividing a tall packed tower into series of small towers is to Avoid channeling Avoid flooding Minimise the overall pressure drop Reduce liquid hold up Avoid channeling Avoid flooding Minimise the overall pressure drop Reduce liquid hold up ANSWER DOWNLOAD EXAMIANS APP
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