Mass Transfer A solid material shows case hardening properties while drying. Which of the following should be controlled to control the drying process? Flow rate of inlet air Relative humidity of outlet air Temperature of the solid Humidity of inlet air Flow rate of inlet air Relative humidity of outlet air Temperature of the solid Humidity of inlet air ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer rate between two fluid phases does not necessarily depend on the __________ of the two phases. Interfacial area Degree of turbulence Chemical properties Physical properties Interfacial area Degree of turbulence Chemical properties Physical properties ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When a multistage tray tower uses a minimum reflux ratio, it implies 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 Infinite trays and minimum reboiler heat load Minimum trays and maximum reboiler heat load Infinite trays and maximum reboiler heat load ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Berl saddle made of carbon cannot be used for SO₂ Oxidising atmosphere Alkalis H₂SO₄ SO₂ Oxidising atmosphere Alkalis H₂SO₄ ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In continuous distillation, the internal reflux ratio (Ri) and the external reflux ratio (Re) are related as Ri = Re/(1 - Re) Ri = Re Ri = Re/(1 + Re) Ri = (1 - Re)/Re Ri = Re/(1 - Re) Ri = Re Ri = Re/(1 + Re) Ri = (1 - Re)/Re ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of __________ distillation, a solvent is added to alter the relative volatility of the mixture to be separated. Molecular Azeotropic Extractive Flash Molecular Azeotropic Extractive Flash ANSWER DOWNLOAD EXAMIANS APP