Mass Transfer Molecular diffusion is caused by the Transfer of molecules from low concentration to high concentration region Potential energy of the molecules Activation energy of the molecules Thermal energy of the molecules Transfer of molecules from low concentration to high concentration region Potential energy of the molecules Activation energy of the molecules Thermal energy of the molecules ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At the same gas flow rate, the pressure drop in a packed tower being irrigated with liquid __________ that in dry packed tower. Is same as Cannot be predicted as data are insufficient Is lower than Is greater than Is same as Cannot be predicted as data are insufficient Is lower than Is greater than ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer All moisture in a non-hygroscopic material is the __________ moisture. Unbound Bound Free Equilibrium Unbound Bound Free Equilibrium ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As per Gilliland's equation, the diffusivity is All of these Dependent on the molecular volume & molecular weight of components Directly proportional to 'T1.5' Inversely proportional to 'P' All of these Dependent on the molecular volume & molecular weight of components Directly proportional to 'T1.5' Inversely proportional to 'P' ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Occurrence of 'case hardening' during drying of a high moisture solid cake __________ the drying rate. Does not affect Decreases Exponentially increases Increases Does not affect Decreases Exponentially increases Increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Reboiler is considered as one theoretical plate, because Reboiler itself contains one plate Of the assumption that vapour and liquid leaving the reboiler are in equilibrium Vapour is recycled to the column None of these Reboiler itself contains one plate Of the assumption that vapour and liquid leaving the reboiler are in equilibrium Vapour is recycled to the column None of these ANSWER DOWNLOAD EXAMIANS APP
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