Mass Transfer Which of the following provides maximum contact surface for a liquid-vapour system? Seive-plate column Wetted wall column Packed tower Bubble-cap plate column Seive-plate column Wetted wall column Packed tower Bubble-cap plate column ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in gas rate, the number of transfer units, NtoG, for a fixed degree of absorption by a fixed amount of solvent Remains unaffected Decreases linearly Increases Decreases Remains unaffected Decreases linearly Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following same diameter columns gives lowest pressure drop per unit height? Sieve-plate column Randomly packed column Packed column (stacked) Bubble-cap column Sieve-plate column Randomly packed column Packed column (stacked) Bubble-cap column ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Pick out the correct relationship. (where, Ri = internal reflux ratio Ro = external reflux ratio. ) (1 + Ri) = Ro/Ri (1 - Ro) = Ro/Ri (1 + Ro) = Ro/Ri (1 - Ri) = Ro/Ri (1 + Ri) = Ro/Ri (1 - Ro) = Ro/Ri (1 + Ro) = Ro/Ri (1 - Ri) = Ro/Ri ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If the specific heats of a gas and a vapor are 0.2KJ/Kg.°K and 1.5 KJ/Kg.°K respectively, and the humidity is 0.01; the humid heat in KJ/°Kg. is 0.017 0.31 0.215 0.107 0.017 0.31 0.215 0.107 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Moisture in a substance exerting an equilibrium vapour pressure less than that of pure liquid at the same temperature is called the __________ moisture. None of these Unbound Bound Critical None of these Unbound Bound Critical ANSWER DOWNLOAD EXAMIANS APP