Mass Transfer The ratio of Murphree plate efficiency to point efficiency is 1 in a __________ flow model. None of the listed here Both plug & perfectly mixed Plug Perfectly mixed None of the listed here Both plug & perfectly mixed Plug Perfectly mixed ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following psychrometric processes is followed by water vapour laden unsaturated air, when it is passed through solid or liquid adsorbent? Cooling and dehumidification Dehumidification with dry bulb temperature remaining constant None of these Heating and dehumidification at almost constant wet bulb temperature Cooling and dehumidification Dehumidification with dry bulb temperature remaining constant None of these Heating and dehumidification at almost constant wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The cooling effect in a cooling tower can not be increased by Lowering the barometric pressure None of these Increasing the air velocity over the wet surfaces Reducing the humidity of entering air Lowering the barometric pressure None of these Increasing the air velocity over the wet surfaces Reducing the humidity of entering air ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Diffusion in concentrated solutins differs from that in dilute solutions, because of the change in the __________ with the concentration of the solution. Degree of ideality Neither A nor B Both A & B Viscosity Degree of ideality Neither A nor B Both A & B Viscosity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mechanism of moisture removal in case of freeze drying of food stuff is by Adsorption Sublimation Dehydration Evaporation Adsorption Sublimation Dehydration Evaporation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If Rm is the minimum reflux ratio, the optimum reflux ratio may be around __________ Rm. 1.2 to 1.5 5 2.5 to 3 3 to 4 1.2 to 1.5 5 2.5 to 3 3 to 4 ANSWER DOWNLOAD EXAMIANS APP
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