Mass Transfer The equipment frequently used for adiabatic humidification-cooling operation with recirculating liquid is Spray chamber Natural draft cooling tower None of these Induced draft cooling tower Spray chamber Natural draft cooling tower None of these Induced draft cooling tower ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer High pressure at the bottom of a distillation tower handling heat sensitive materials results in Very efficient operation Increased relative volatility Thermal decomposition of bottoms Erosion of the tower Very efficient operation Increased relative volatility Thermal decomposition of bottoms Erosion of the tower ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The relative humidity of air decreases in-spite of an increase in the absolute humidity, when the Temperature falls Pressure falls Pressure rises Temperature rises Temperature falls Pressure falls Pressure rises Temperature rises ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Penetration theory relates the average mass transfer co-efficient (K) with diffusivity (D) as K ∝ D2 K ∝ D K ∝ √D K ∝ D1.5 K ∝ D2 K ∝ D K ∝ √D K ∝ D1.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Bollman extractor Employs only counter-current extraction Is a static bed leaching equipment Is a centrifugal extractor Is used for extraction of oil from oilseed Employs only counter-current extraction Is a static bed leaching equipment Is a centrifugal extractor Is used for extraction of oil from oilseed ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Molecular diffusivity of a liquid May increase or decrease with temperature Is independent of temperature Decreases with temperature Increases with temperature May increase or decrease with temperature Is independent of temperature Decreases with temperature Increases with temperature ANSWER DOWNLOAD EXAMIANS APP
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