Mass Transfer Heat sensitive materials with very high latent heat of vaporisation may be economically separated using Distillation Liquid extraction Evaporation Absorption Distillation Liquid extraction Evaporation Absorption ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The humid volume may be increased by increasing the Neither A nor B Temperature at constant humidity Humidity at constant temperature Both A & B Neither A nor B Temperature at constant humidity Humidity at constant temperature Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Priming in a distillation column Is desirable from point efficiency consideration Is characterised by the presence of foam throughout the space between trays Reduces the overall pressure drop Results from very low gas velocity Is desirable from point efficiency consideration Is characterised by the presence of foam throughout the space between trays Reduces the overall pressure drop Results from very low gas velocity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient is defined as None of the listed here Flux = Co-efficient/concentration difference Flux=concentration difference/co-effi-cient Co-efficient = Flux/concentration difference None of the listed here Flux = Co-efficient/concentration difference Flux=concentration difference/co-effi-cient Co-efficient = Flux/concentration difference ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If G = insoluble gas in gas stream and L = non-volatile solvent in liquid stream, then the slope of the operating line for the absorber is G/L Always < 1 L/G None of these G/L Always < 1 L/G None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Unsaturated air (with dry bulb and wet bulb temperatures being 45°C and 25°C respectively) is passed through a water spray chamber maintained at 23°C. The air will be cooled and None of these Dehumidified Humidified at constant wet bulb temperature Humidified with wet bulb temperature decreasing None of these Dehumidified Humidified at constant wet bulb temperature Humidified with wet bulb temperature decreasing ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS