Mass Transfer With increase in the mass velocity of the gas, the rate of drying during the constant rate period __________ , if the conduction and radiation through the solid are negligible. Increases Increases linearly Remains same Decreases Increases Increases linearly Remains same Decreases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If Rm is the minimum reflux ratio, the optimum reflux ratio may be around __________ Rm. 5 2.5 to 3 1.2 to 1.5 3 to 4 5 2.5 to 3 1.2 to 1.5 3 to 4 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is a suitable absorbent for removal of H₂S from natural gas? Dilute Vetrocoke solution Monoethanol amine (MEA) Hot water Dilute Vetrocoke solution Monoethanol amine (MEA) Hot water ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following solutions will follow Raoult's law most closely? A solution of polar organic compounds (not of homologs of a series) 35% solution of camphor in water 35% solution of NH₃ in water A solution of benzene, toluene and oxylene A solution of polar organic compounds (not of homologs of a series) 35% solution of camphor in water 35% solution of NH₃ in water A solution of benzene, toluene and oxylene ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Wetted wall tower experiment determines the Molal diffusivity Volumetric co-efficient Mass transfer co-efficient None of these Molal diffusivity Volumetric co-efficient Mass transfer co-efficient None of these ANSWER DOWNLOAD EXAMIANS APP