Mass Transfer Leaching of coffee from coffee beans is done by Hot water Dilute H₂SO₄ (hot) Lime water Hexane Hot water Dilute H₂SO₄ (hot) Lime water Hexane ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the leaching rate increases because of the Decreased viscosity of liquid Increased diffusivity Both Decreased viscosity of liquid & Increased diffusivity None of the listed here Decreased viscosity of liquid Increased diffusivity Both Decreased viscosity of liquid & Increased diffusivity None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following psychrometric processes is followed by water vapour laden unsaturated air, when it is passed through solid or liquid adsorbent? Dehumidification with dry bulb temperature remaining constant Cooling and dehumidification None of these Heating and dehumidification at almost constant wet bulb temperature Dehumidification with dry bulb temperature remaining constant Cooling and dehumidification None of these Heating and dehumidification at almost constant wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Under conditions of flooding in packed tower, the gas pressure drop Increases rapidly Remains constant Decreases rapidly Is maximum Increases rapidly Remains constant Decreases rapidly Is maximum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of these columns incurs the lowest pressure drop? Packed column (with stacked packing) Pulse column Packed column (with dumped packing) Bubble plate column Packed column (with stacked packing) Pulse column Packed column (with dumped packing) Bubble plate column ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Flooding in a vapor-liquid contacting equipment occurs in a tray, when the pressure drop through a tray is __________ the liquid head available in the downcomer. More than Same as Very much less Less than More than Same as Very much less Less than ANSWER DOWNLOAD EXAMIANS APP
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