Mass Transfer To get high tray efficiency Liquid entrainment should be severe Gas velocity should be very low Time of contact between the two phases should be less Interfacial surface between liquid and gas phase should be large Liquid entrainment should be severe Gas velocity should be very low Time of contact between the two phases should be less Interfacial surface between liquid and gas phase should be large ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At the boiling point of the liquid at the prevailing pressure, the saturated absolute humidity becomes ? None of these 1 ? None of these 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Boiling point diagram is Affected by pressure A plot of temperature vs. vapour composition Not affected by pressure A plot of temperature vs. liquid composition Affected by pressure A plot of temperature vs. vapour composition Not affected by pressure A plot of temperature vs. liquid composition ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During constant rate drying period, vaporisation rate per unit drying surface area Does not change with time Does not affect the moisture content of the wet solid Decreases with time Increases with time Does not change with time Does not affect the moisture content of the wet solid Decreases with time Increases with time ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following unit operations makes use of Thiele-Geddes equation? Solid-liquid extraction Multicomponent distillation Liquid-liquid extraction Multicomponent absorption with chemical reaction Solid-liquid extraction Multicomponent distillation Liquid-liquid extraction Multicomponent absorption with chemical reaction ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Sticky material can be dried in a __________ dryer. None of these Fluidised bed Rotary Tray None of these Fluidised bed Rotary Tray ANSWER DOWNLOAD EXAMIANS APP
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