Mass Transfer In continuous distillation, the internal reflux ratio (Ri) and the external reflux ratio (Re) are related as Ri = Re/(1 + Re) Ri = Re/(1 - Re) Ri = Re Ri = (1 - Re)/Re Ri = Re/(1 + Re) Ri = Re/(1 - Re) Ri = Re Ri = (1 - Re)/Re ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In McCabe-Thiele method of theoretical plate calculation for a distillation column, the operating lines of stripping and rectifying sections coincide with the diagonal at __________ reflux. Maximum permissible Operating Minimum Total Maximum permissible Operating Minimum Total ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a binary system, separation is very efficient, when the relative volatility is < 1 0.5 1 > 1 < 1 0.5 1 > 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If the path of liquid across the plate is very long as in case of large diameter tower, Murphree efficiency can be __________ percent. < 100 > 100 100 None of these < 100 > 100 100 None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer To get high tray efficiency Interfacial surface between liquid and gas phase should be large Liquid entrainment should be severe Time of contact between the two phases should be less Gas velocity should be very low Interfacial surface between liquid and gas phase should be large Liquid entrainment should be severe Time of contact between the two phases should be less Gas velocity should be very low ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As complete saturation of an adsorbent is approached, the differential heat of adsrop-tion approaches That of normal condensation Zero None of these Integral heat of adsorption That of normal condensation Zero None of these Integral heat of adsorption ANSWER DOWNLOAD EXAMIANS APP
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