Mass Transfer A mixture of 10% C₆H₆ vapour in air at 25°C and 750 mm Hg has a dew point of 20°C. Its dew point at 30°C and 700 mm Hg will be around __________ °C. 21.7 20 18.7 27.3 21.7 20 18.7 27.3 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The Kundsen diffusivity is proportional to (where, T = absolute temperature) √T T² T T⁴ √T T² T T⁴ ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a counter-current liquid extractor Only one of the liquids may be pumped at any desired rate Liquid's flow rate depends upon the temperature and pressure Both liquids flow at fixed rate Both liquids can have any desired flow rate Only one of the liquids may be pumped at any desired rate Liquid's flow rate depends upon the temperature and pressure Both liquids flow at fixed rate Both liquids can have any desired flow rate ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The humid volume may be increased by increasing the Temperature at constant humidity Neither A nor B Both A & B Humidity at constant temperature Temperature at constant humidity Neither A nor B Both A & B Humidity at constant temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer CO₂ can be absorbed by Heated charcoal Hot cupric oxide Alumina Cold Ca(OH)₂ Heated charcoal Hot cupric oxide Alumina Cold Ca(OH)₂ ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In liquid extraction, if the selectivity is unity, then No separation will occur Separation of the constituents is the most effective Amount of solvent required will be minimum Solvent flow rate should be very low No separation will occur Separation of the constituents is the most effective Amount of solvent required will be minimum Solvent flow rate should be very low ANSWER DOWNLOAD EXAMIANS APP
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