Mass Transfer What is the degree of freedom of an absorption process in which only one component is transferred between phases? 2 4 3 1 2 4 3 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Channelling is most severe At very high liquid flow rate In dumped packing of regular units In towers packed with stacked packing In towers packed randomly with crushed solids At very high liquid flow rate In dumped packing of regular units In towers packed with stacked packing In towers packed randomly with crushed solids ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Relative volatility does not change appreciably with the change in Total pressure Temperature Vapour pressure of either component None of these Total pressure Temperature Vapour pressure of either component None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following adsorbant is used in the refinning of sugar? Silica gel Activated clay Bone charcoal Wood charcoal Silica gel Activated clay Bone charcoal Wood charcoal ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following gas-liquid contacting devices incurs the least pressure drop for a particular duty? Perforated tray tower Wetted wall tower Grid tray tower Bubble cap tower Perforated tray tower Wetted wall tower Grid tray tower Bubble cap tower ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When adsorption hysteresis is observed, the desorption equilibrium pressure is __________ that obtained by adsorption. Same as Always lower than Dependent on the system; can be either lower or higher than Always higher than Same as Always lower than Dependent on the system; can be either lower or higher than Always higher than ANSWER DOWNLOAD EXAMIANS APP