Mass Transfer In case of gases, the binary diffusivity is proportional to (where, P = pressure) P √P 1/P 1/√P P √P 1/P 1/√P ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Drift in a cooling tower is All of these Dependent on the water lost by evaporation The water entrained by the circulating air Desirable All of these Dependent on the water lost by evaporation The water entrained by the circulating air Desirable ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following quantities need not be fixed before starting the design of a co-current absorber? Flow rate of entering liquid None of the listed here Flow rate of gas Heat gain or loss Flow rate of entering liquid None of the listed here Flow rate of gas Heat gain or loss ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In distillation column design, the McCabe-Thiele procedure is inadequate and a Ponchan-Savarit procedure is needed, when Saturated feed is not used A total condenser is used An azeotrope forms The latent heat of vaporisation of the more and less volatile components are greatly different Saturated feed is not used A total condenser is used An azeotrope forms The latent heat of vaporisation of the more and less volatile components are greatly different ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At what percentage (by volume) of alcohol composition, it forms an azeotrope with water? 99 95 90 91.5 99 95 90 91.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When both the fluids flow concurrently in an absorber, the slope of the operating line is + ve -1 - ve 1 + ve -1 - ve 1 ANSWER DOWNLOAD EXAMIANS APP