Mass Transfer The drying time between fixed moisture contents within the 'constant rate period' is proportional to (assuming that drying occurs from all surfaces of the solid) (where, T = thickness of the solid ) T3 T T1.5 √T T3 T T1.5 √T ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Diffusion co-efficient generally depends upon the temperature, pressure & the nature of the components of the system. Its dimension is not the same as that of the Mass transfer co-efficient Volumetric diffusivity Thermal diffusivity Kinematic viscosity Mass transfer co-efficient Volumetric diffusivity Thermal diffusivity Kinematic viscosity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is not a continuous drier? Tray drier Drum drier Spray drier Tunnel drier Tray drier Drum drier Spray drier Tunnel drier ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Penetration theory relates the average mass transfer co-efficient (K) with diffusivity (D) as K ∝ D K ∝ √D K ∝ D2 K ∝ D1.5 K ∝ D K ∝ √D K ∝ D2 K ∝ D1.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient of liquid is Not affected by the temperature Affected much less by temperature than that for gases None of these Affected more by temperature than that for gases Not affected by the temperature Affected much less by temperature than that for gases None of these Affected more by temperature than that for gases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following parameters remains almost constant during adiabatic saturation of unsaturated air? Wet bulb temperature Dry bulb temperature None of these Dew point Wet bulb temperature Dry bulb temperature None of these Dew point ANSWER DOWNLOAD EXAMIANS APP
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