Mass Transfer The value of NA/(NA + NB) for steady state molecular diffusion of gas 'A' through non-diffusing gas 'B' is 1 ∞ 2 0.5 1 ∞ 2 0.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following adsorbant is used in the refinning of sugar? Bone charcoal Silica gel Wood charcoal Activated clay Bone charcoal Silica gel Wood charcoal Activated clay ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Gaseous diffusivity at atmospheric pressure is of the order of __________ cm²/second. > 10 1 to 5 1 5 to 10 > 10 1 to 5 1 5 to 10 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For __________ drying, the effects of velocity, temperature and humidity of the gas and the thickness of the solid are the same. Neither A nor B Constant rate Unsaturated surface Both A & B Neither A nor B Constant rate Unsaturated surface Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In distillation where q is defined as the moles of liquid flow in the stripping section per mole of feed introduced, for saturated liquid feed q < 1 q > 1 q = 0 q = 1 q < 1 q > 1 q = 0 q = 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Can a cooling tower cool water below the wet bulb temperature of inlet air? Yes No Yes ; but height of cooling tower will be prohibitively high Yes ; but the air flow rate should be excessively high Yes No Yes ; but height of cooling tower will be prohibitively high Yes ; but the air flow rate should be excessively high ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS