Mass Transfer The cooling effect in a cooling tower can not be increased by Increasing the air velocity over the wet surfaces Reducing the humidity of entering air Lowering the barometric pressure None of these Increasing the air velocity over the wet surfaces Reducing the humidity of entering air Lowering the barometric pressure None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient 'K' according to penetration theory varies with mass dif-fusivity as D 1/D D1.5 D0.5 D 1/D D1.5 D0.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Tea percolation employs Leaching None of these Absorption Liquid-liquid extraction Leaching None of these Absorption Liquid-liquid extraction ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Equilibrium moisture of a solid is equal to the total moisture minus free moisture. Which of the following substances will have maxi-mum equilibrium moisture? Bamboo Rag paper Inorganic solids Anthracite coal Bamboo Rag paper Inorganic solids Anthracite coal ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following gas-liquid contacting devices incurs the least pressure drop for a particular duty? Bubble cap tower Grid tray tower Perforated tray tower Wetted wall tower Bubble cap tower Grid tray tower Perforated tray tower Wetted wall tower ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In McCabe-Thiele method, at infinite reflux ratio Both A & B The overhead product is minimum Neither A nor B Both the operating lines coincide with diagonal Both A & B The overhead product is minimum Neither A nor B Both the operating lines coincide with diagonal ANSWER DOWNLOAD EXAMIANS APP
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