Mass Transfer Use of raschig rings in place of crushed stones as packing in packed beds (other things being same) Decreases pressure drop, increases surface area Increases pressure drop, decreases surface area Increases pressure drop, increases surface area Decreases pressure drop, decreases surface area Decreases pressure drop, increases surface area Increases pressure drop, decreases surface area Increases pressure drop, increases surface area Decreases pressure drop, decreases surface area ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Molecular diffusivity of a liquid Increases with temperature Is independent of temperature May increase or decrease with temperature Decreases with temperature Increases with temperature Is independent of temperature May increase or decrease with temperature Decreases with temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Drift in a cooling tower is Desirable The water entrained by the circulating air Dependent on the water lost by evaporation All of these Desirable The water entrained by the circulating air Dependent on the water lost by evaporation All of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient of liquid is None of these Affected much less by temperature than that for gases Not affected by the temperature Affected more by temperature than that for gases None of these Affected much less by temperature than that for gases Not affected by the temperature Affected more by temperature than that for gases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Bound moisture is that liquid which exerts an equilibrium vapor pressure __________ that of the pure liquid at the given temperature. Either A or B; depends on the solid Less than More than Equal to Either A or B; depends on the solid Less than More than Equal to ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Milk is dried usually in a __________ dryer. Freeze Tray Spray Rotary Freeze Tray Spray Rotary ANSWER DOWNLOAD EXAMIANS APP