Mass Transfer Gaseous diffusivity at atmospheric pressure is of the order of __________ cm²/second. 1 to 5 5 to 10 > 10 1 1 to 5 5 to 10 > 10 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The reason for preferring packed towers over plate towers in distillation practice is that the packed tower operation gives Low pressure drop and low hold up Low pressure drop and high hold up High pressure drop and high hold up High pressure drop and low hold up Low pressure drop and low hold up Low pressure drop and high hold up High pressure drop and high hold up High pressure drop and low hold up ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Calcium ammonium nitrate (a fertiliser) is dried in a __________ dryer. Tray Vacuum Rotary Tunnel Tray Vacuum Rotary Tunnel ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Nitrobenzene (boiling point = 210.6°C) is steam distilled at 1 atm pressure.Nitrobenzene will distill off __________ °C. At < 100 Between 100 and 210 At > 210.6 None of the listed here At < 100 Between 100 and 210 At > 210.6 None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of cooling towers, the ratio of the rates of heat and mass transfer is indicated by the __________ number. Lewis Sherwood Grashoff None of these Lewis Sherwood Grashoff None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In liquid extraction, if the selectivity is unity, then Separation of the constituents is the most effective Amount of solvent required will be minimum No separation will occur Solvent flow rate should be very low Separation of the constituents is the most effective Amount of solvent required will be minimum No separation will occur Solvent flow rate should be very low ANSWER DOWNLOAD EXAMIANS APP
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