Mass Transfer Gaseous diffusivity at atmospheric pressure is of the order of __________ cm²/second. > 10 1 to 5 1 5 to 10 > 10 1 to 5 1 5 to 10 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In most of the vacuum crystalliser, vacuum is generally produced by means of a Suction pump Compressed air jet Steam jet ejector with a barometric condenser None of these Suction pump Compressed air jet Steam jet ejector with a barometric condenser None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The rough value of diffusion co-efficient of water vapor into air at 25°C may be about __________ cm²/sec. 2.5 0.0025 0.25 1.25 2.5 0.0025 0.25 1.25 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In the absorption of ammonia in water, the main resistance to absorption is by the __________ phase. Gas Both A & B Neither A nor B Liquid Gas Both A & B Neither A nor B Liquid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For which of the following unit operations, Lewis number is of significance? Gas absorption Binary distillation Adsorption Humidification Gas absorption Binary distillation Adsorption Humidification ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Desirable value of absorption factor in an absorber is 1 < 1 > 1 0.5 1 < 1 > 1 0.5 ANSWER DOWNLOAD EXAMIANS APP
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