Mass Transfer At __________ reflux, theoretical number of plates in a distillation coloumn is calculated using Fenske-Underwood equation. Operating Maximum permissible Minimum Total Operating Maximum permissible Minimum Total ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Reboiler is considered as one theoretical plate, because None of these Of the assumption that vapour and liquid leaving the reboiler are in equilibrium Reboiler itself contains one plate Vapour is recycled to the column None of these Of the assumption that vapour and liquid leaving the reboiler are in equilibrium Reboiler itself contains one plate Vapour is recycled to the column ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Occurrence of 'case hardening' during drying of a high moisture solid cake __________ the drying rate. Does not affect Increases Exponentially increases Decreases Does not affect Increases Exponentially increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The binary diffusivity in gases at atmospheric conditions is about 10-1 cm²/sec 10-9 cm/sec 10-3 sec/cm 10-4 cm²/seC₂ 10-1 cm²/sec 10-9 cm/sec 10-3 sec/cm 10-4 cm²/seC₂ 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 Minimum trays and maximum reboiler heat load Infinite trays and maximum reboiler heat load Minimum trays and minimum reboiler heat load Infinite trays and minimum reboiler heat load Minimum trays and maximum reboiler heat load Infinite trays and maximum reboiler heat load Minimum trays and minimum reboiler heat load ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer rate between two fluid phases does not necessarily depend on the __________ of the two phases. Chemical properties Degree of turbulence Physical properties Interfacial area Chemical properties Degree of turbulence Physical properties Interfacial area ANSWER DOWNLOAD EXAMIANS APP