Mass Transfer The diffusivity (D) in a binary gas mixture is related to the pressure (P) as D ∝ 1/P1.5 D ∝ 1/P D ∝ P0.5 D ∝ 1/P0.5 D ∝ 1/P1.5 D ∝ 1/P D ∝ P0.5 D ∝ 1/P0.5 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 Mass transfer co-efficient (K) and diffusivity (D) are related according to film theory as K ∝ D2 K ∝ √D K ∝ D K ∝ D1.5 K ∝ D2 K ∝ √D K ∝ D K ∝ D1.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer What is the degree of freedom of an absorption process in which only one component is transferred between phases? 3 1 2 4 3 1 2 4 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Out of the following gas-liquid contacting devices, for a given set of operating conditions, gas pressure drop is the least in __________ tower. Wetted wall Packed Bubble cap Perforated tray Wetted wall Packed Bubble cap Perforated tray 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) A solution of benzene, toluene and oxylene 35% solution of NH₃ in water 35% solution of camphor in water A solution of polar organic compounds (not of homologs of a series) A solution of benzene, toluene and oxylene 35% solution of NH₃ in water 35% solution of camphor in water ANSWER DOWNLOAD EXAMIANS APP