Mass Transfer Air initially at 101. 3 kPa and 40°C and with a relative humidity of 50%, is cooled at constant pressure to 30°C. The cooled air has a Higher wet bulb temperature Higher absolute (specific) humidity Higher dew point Higher relative humidity Higher wet bulb temperature Higher absolute (specific) humidity Higher dew point Higher relative humidity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In McCabe-Thiele method, at infinite reflux ratio The overhead product is minimum Both A & B Both the operating lines coincide with diagonal Neither A nor B The overhead product is minimum Both A & B Both the operating lines coincide with diagonal Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Penetration theory relates the average mass transfer co-efficient (K) with diffusivity (D) as K ∝ √D K ∝ D1.5 K ∝ D2 K ∝ D K ∝ √D K ∝ D1.5 K ∝ D2 K ∝ D ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Solvent used in extractive distillation Does not alter the relative volatility of the original components Is of low volatility Forms a high boiling azeotrope Forms a low boiling azeotrope Does not alter the relative volatility of the original components Is of low volatility Forms a high boiling azeotrope Forms a low boiling azeotrope ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The humid volume may be increased by increasing the Neither A nor B Temperature at constant humidity Both A & B Humidity at constant temperature Neither A nor B Temperature at constant humidity Both A & B Humidity at constant temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The fixed cost of a distillation column at minimum reflux ratio is Minimum Optimum Infinite None of these Minimum Optimum Infinite None of these ANSWER DOWNLOAD EXAMIANS APP
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