Mass Transfer For the same system, if the same liquid used in an absorber is decreased, the tower height will Decrease or increase ; depends on the type of liquid Decrease Increase Remain unaffected Decrease or increase ; depends on the type of liquid Decrease Increase Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Absorption factor is defined as (where, S₁ = slope of the operating line S₂ = slope of the equilibrium curve) S₁/S₂ S₁ x S₂ S₂/S₁ S₁ - S₂ S₁/S₂ S₁ x S₂ S₂/S₁ S₁ - S₂ ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Desirable value of absorption factor in an absorber is > 1 0.5 1 < 1 > 1 0.5 1 < 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Perforated plate towers are unique for solvent extraction because, they provide Better contact of the phase Repeated coalescence & redispersion of the drop phase None of these Higher contact area Better contact of the phase Repeated coalescence & redispersion of the drop phase None of these Higher contact area ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The drying time between fixed moisture contents within the 'constant rate period' is proportional to (assuming that drying occurs from all surfaces of the solid) (where, T = thickness of the solid ) T3 T √T T1.5 T3 T √T T1.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The value of Lewis number (Le = Sc/Pr) for air-water vapour system is around 1 0.24 600 3.97 1 0.24 600 3.97 ANSWER DOWNLOAD EXAMIANS APP