Mass Transfer Berl saddle made of carbon cannot be used for H₂SO₄ Oxidising atmosphere Alkalis SO₂ H₂SO₄ Oxidising atmosphere Alkalis SO₂ ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Back-trapping in a distillation column Decreases tray efficiency Reduces pressure drop Increases tray efficiency Is desirable, as it provides improved vapour-liquid contact Decreases tray efficiency Reduces pressure drop Increases tray efficiency Is desirable, as it provides improved vapour-liquid contact ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Absorption (liquid-gas system) with evolution of heat as compared to isothermal absorption results in Large minimum liquid to gas (L/G) ratio Decreased solute solubility Large number of trays All of these Large minimum liquid to gas (L/G) ratio Decreased solute solubility Large number of trays All of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Steady state equimolal counter diffusion is encountered in Absorption of NH₃ from air by water All of these All liquid-liquid diffusion systems Separation of a binary mixture by distillation Absorption of NH₃ from air by water All of these All liquid-liquid diffusion systems Separation of a binary mixture by distillation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following quantities need not be fixed before starting the design of a co-current absorber? Heat gain or loss Flow rate of gas None of the listed here Flow rate of entering liquid Heat gain or loss Flow rate of gas None of the listed here Flow rate of entering liquid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The adiabatic saturation curve for a vapour-gas mixture is Slightly concave upward Straight line None of these Slightly concave downward Slightly concave upward Straight line None of these Slightly concave downward ANSWER DOWNLOAD EXAMIANS APP
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