Mass Transfer The velocity, concentration and temperature boundary, for the boundary layer development on a flat plate during connective mass transfer will be same, if NPr = NLe NSc = 1 NSc = NPr = NLe NSc = NLe NPr = NLe NSc = 1 NSc = NPr = NLe NSc = NLe ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The temperature of water cooled in cooling tower is always __________ temperature of entering air. Equal to the dry bulb More than the wet bulb Equal to the wet bulb Less than the wet bulb Equal to the dry bulb More than the wet bulb Equal to the wet bulb Less than the wet bulb ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer NSc/NPr is called the Lewis number Sherwood number Psychrometric ratio Stantan number Lewis number Sherwood number Psychrometric ratio Stantan number ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a counter-current extractor, as the axial mixing increases, the extraction efficiency Depends on the pressure of the system Increases Decreases Remains unchanged Depends on the pressure of the system Increases Decreases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The diffusivity (D) in a binary gas mixture is related to the temperature (T) as D ∝ T D ∝ T1.5 D ∝ T2 D ∝ T0.5 D ∝ T D ∝ T1.5 D ∝ T2 D ∝ T0.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Dry bulb temperature of unsaturated air is more than its __________ temperature. Both A & B Dew point Wet bulb Neither A nor B Both A & B Dew point Wet bulb Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
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