Mass Transfer The mass transfer co-efficient for a solid sphere of radius 'a' dissolving in a large volume of quiescent liquid, in which D is the diffusivity of solute, is Proportional to √D D/a Dependent on the Reynolds number D/2a Proportional to √D D/a Dependent on the Reynolds number D/2a ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a ternery mixture, in which equilateral triangular co-ordinate is used in leaching and extraction, a __________ of the equilateral triangular co-ordinates. Binary mixture is represented by any point inside Binary mixture is represented by the apex Pure component is represented by the apex Ternery mixture is represented by the sides Binary mixture is represented by any point inside Binary mixture is represented by the apex Pure component is represented by the apex Ternery mixture is represented by the sides ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For ethanol-water system, the lowering of distillate quality from 95% to 92% will cause __________ plate requirement. None of the listed here Major decrease in the number of No change in theoretical Marginal decrease in the number of None of the listed here Major decrease in the number of No change in theoretical Marginal decrease in the number of ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following processes is followed by unsaturated air (with dry bulb temperature 12°C and relative humidity 47%) passing through water spray washer (temperature of water being constant at 40°C? Humidification only Heating only Evaporative cooling Both heating and humidification Humidification only Heating only Evaporative cooling Both heating and humidification ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following adsorbant is used in the refinning of sugar? Wood charcoal Activated clay Bone charcoal Silica gel Wood charcoal Activated clay Bone charcoal Silica gel ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of absorption & stripping, the interface of the liquid & gas phases are present in equilibrium, when the diffusional resistance of __________ is zero. Interface Gas phase All of these Liquid phase Interface Gas phase All of these Liquid phase ANSWER DOWNLOAD EXAMIANS APP
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