Mass Transfer Leaching of coffee from coffee beans is done by Hexane Dilute H₂SO₄ (hot) Hot water Lime water Hexane Dilute H₂SO₄ (hot) Hot water Lime water ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer To increase the absorption factor, (where, G = gas flow rate, S = solvent flow rate) Increase 'G' and decrease 'S' Increase both 'G' and 'S' Decrease both 'G' and 'S' Increase 'S' and decrease 'G' Increase 'G' and decrease 'S' Increase both 'G' and 'S' Decrease both 'G' and 'S' Increase 'S' and decrease 'G' ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the same system, if the same liquid used in an absorber is decreased, the tower height will Remain unaffected Increase Decrease or increase ; depends on the type of liquid Decrease Remain unaffected Increase Decrease or increase ; depends on the type of liquid Decrease 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 Neither A nor B Both A & B Parallel Straight Neither A nor B Both A & B Parallel ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Molecular seives are regenerated by heating to __________ °C. < 150 200-330 > 1000 > 500 < 150 200-330 > 1000 > 500 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In distillation column design, the McCabe-Thiele procedure is inadequate and a Ponchan-Savarit procedure is needed, when Saturated feed is not used The latent heat of vaporisation of the more and less volatile components are greatly different A total condenser is used An azeotrope forms Saturated feed is not used The latent heat of vaporisation of the more and less volatile components are greatly different A total condenser is used An azeotrope forms ANSWER DOWNLOAD EXAMIANS APP
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