Mass Transfer According to the film theory of mass transfer, the mass transfer co-efficient is proportional to (where, D = molecular diffusivity) D0.5 1/D D D2 D0.5 1/D D D2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Most important factor to be considered in the selection of packings for absorbers is the __________ of packing. Cost Porosity Durability Size Cost Porosity Durability Size ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The unit of volumetric diffusivity is Cm³/sec Cm/sec Cm²/sec Cm²/seC₂ Cm³/sec Cm/sec Cm²/sec Cm²/seC₂ ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Acetone is to be removed from air in an isothermal dilute absorber using pure water as solvent. The incoming air contains 5 mole% of acetone (yin = 0.05). The design equation to be used for obtaining the number of trays (N) of the absorber is, N+2 = 6 log (yin/yout).For 98% recovery of acetone, the number of trays required is/are 10 1 8 9 10 1 8 9 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Humidity chart is useful for the solution of problems concerning condensation, vaporisation and air conditioning. At a given dry bulb temperature, value of humidity obtained from the humidity chart directly, is in terms of __________ humidity. Relative Molal None of these Percentage Relative Molal None of these Percentage ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer __________ columns are used for liquid dispersion in a continuous gas phase. Packed Pulse Sieve plate Bubble cap Packed Pulse Sieve plate Bubble cap ANSWER DOWNLOAD EXAMIANS APP