Mass Transfer The value of NA/(NA + NB), for steady state equimolal counter diffusion of two gases 'A' and 'B' is 1 0.5 ∞ 2 1 0.5 ∞ 2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If f = moles of vapour present per mole of feed, then the slope of feed line is - (f - 1)/f - f/(1 - f) (1 - f)/f - 1/f - (f - 1)/f - f/(1 - f) (1 - f)/f - 1/f ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of an absorber, the operating Line always lies below the equilibrium curve Velocity is more than the loading velocity Line can be either above or below the equilibrium curve Line always lies above the equilibrium curve Line always lies below the equilibrium curve Velocity is more than the loading velocity Line can be either above or below the equilibrium curve Line always lies above the equilibrium curve ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Molecular distillation is For heat-sensitive materials Very low pressure distillation High temperature distillation Both B and C For heat-sensitive materials Very low pressure distillation High temperature distillation Both B and C ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The surface renewal frequency in Danckwerts model of mass transfer is given by (KL: mass transfer co-efficient) KL².DA KL/DA² √(KL².DA) KL²/DA KL².DA KL/DA² √(KL².DA) KL²/DA ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Minimum possible diameter of a packed coloumn is decided mainly by the Liquid density Liquid hold up Gas viscosity Flooding Liquid density Liquid hold up Gas viscosity Flooding ANSWER DOWNLOAD EXAMIANS APP