Mass Transfer Leaching of coffee from coffee beans is done by Dilute H₂SO₄ (hot) Lime water Hexane Hot water Dilute H₂SO₄ (hot) Lime water Hexane Hot water ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Relative humidity is the ratio of the None of these Partial pressure of the vapour to the vapour pressure of the liquid at room temperature Actual humidity to saturation humidity Partial pressure of the vapour to the vapour pressure of the liquid at gas temperature None of these Partial pressure of the vapour to the vapour pressure of the liquid at room temperature Actual humidity to saturation humidity Partial pressure of the vapour to the vapour pressure of the liquid at gas temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At minimum reflux ratio for a given separation Separation is most efficient Number of plates is infinity Number of plates is zero Minimum number of the theoretical plates is required Separation is most efficient Number of plates is infinity Number of plates is zero Minimum number of the theoretical plates is required ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a single component absorber, the operating line is straight only when plotted in term of __________ units. Partial pressure None of these Mole ratio Mole fraction Partial pressure None of these Mole ratio Mole fraction ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a packed tower, the value of HETP equals HTUOG, when the equilibrium and the operating lines are (where, HETP = height equivalant to a theoretical plate HTUOG = overall gas phase height of a transfer unit) Straight Both A & B Parallel Neither A nor B Straight Both A & B Parallel Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Moisture in a solid exerting an equilibrium vapour pressure equal to that of the pure liquid at the same temperature is called the __________ moisture. Bound Critical Free Unbound Bound Critical Free Unbound ANSWER DOWNLOAD EXAMIANS APP
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