Mass Transfer NSc/NPr is called the Psychrometric ratio Sherwood number Lewis number Stantan number Psychrometric ratio Sherwood number Lewis number Stantan number ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Priming in a distillation column Is characterised by the presence of foam throughout the space between trays Results from very low gas velocity Reduces the overall pressure drop Is desirable from point efficiency consideration Is characterised by the presence of foam throughout the space between trays Results from very low gas velocity Reduces the overall pressure drop Is desirable from point efficiency consideration ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The drying time between fixed moisture content within diffusion controlled 'falling rate period' is proportional to (assuming that drying occurs from all surfaces of the solid) (where, T = thickness of the solid ) T² T √T T³ T² T √T T³ ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When a multistage tray tower uses a minimum reflux ratio, it implies Infinite trays and minimum reboiler heat load Infinite trays and maximum reboiler heat load Minimum trays and maximum reboiler heat load Minimum trays and minimum reboiler heat load Infinite trays and minimum reboiler heat load Infinite trays and maximum reboiler heat load Minimum trays and maximum reboiler heat load Minimum trays and minimum reboiler heat load ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In an absorption coloumn, the flooding velocity for random packing is __________ that for stacked/regular packing. Smaller than Greater than Either A, or B ; depends on the type of packing Equal to Smaller than Greater than Either A, or B ; depends on the type of packing Equal to ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the case of flow of air past a wet bulb thermometer (air water vapour system), the approximate value of H₂/ky.Cz is around 0.6 0.24 0.72 1 0.6 0.24 0.72 1 ANSWER DOWNLOAD EXAMIANS APP