Mass Transfer The diffusivity (D) in a binary gas mixture is related to the pressure (P) as D ∝ P0.5 D ∝ 1/P D ∝ 1/P1.5 D ∝ 1/P0.5 D ∝ P0.5 D ∝ 1/P D ∝ 1/P1.5 D ∝ 1/P0.5 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 gas None of the listed here Flow rate of entering liquid Heat gain or loss Flow rate of gas None of the listed here Flow rate of entering liquid Heat gain or loss ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of liquid-liquid binary diffusion, diffusivity of one constituent into another is not dependent on the Concentration Temperature and pressure Nature of the constituents None of these Concentration Temperature and pressure Nature of the constituents None of these 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 For continuous drying of grannular or crystalline material, the dryer used is the __________ dryer. None of these Tunnel Rotary Tray None of these Tunnel Rotary Tray ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Binary distillation involves the mass transfer by __________ at the gas-liquid interface. A counter diffusion at an almost equal molar rate Unidirectional diffusion from gas to liquid phase Unidirectional diffusion from liquid to gas phase Either A or B A counter diffusion at an almost equal molar rate Unidirectional diffusion from gas to liquid phase Unidirectional diffusion from liquid to gas phase Either A or B ANSWER DOWNLOAD EXAMIANS APP
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