Mass Transfer Heat load in a cooling tower Means the amount of heat thrown away (KCal/hr.) by the cooling tower Neither A nor B Both A & B Is equal to the number of kg, of water circulated times the cooling range Means the amount of heat thrown away (KCal/hr.) by the cooling tower Neither A nor B Both A & B Is equal to the number of kg, of water circulated times the cooling range ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If mass diffusivity in a mixture is equal to the thermal diffusivity, then the Lewis number is < 1 > 1 1 < 1 > 1 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a moderately sized packed absorption tower, channeling (which is most severe with stacked packings) can be minimised by taking the ratio of tower diameter to packing diameter > 4 :1 < 6:1 < 8 : 1 > 8:1 > 4 :1 < 6:1 < 8 : 1 > 8:1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following gas-liquid contacting devices incurs the least pressure drop for a particular duty? Bubble cap tower Wetted wall tower Grid tray tower Perforated tray tower Bubble cap tower Wetted wall tower Grid tray tower Perforated tray tower ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Rotary dryers cannot handle __________ materials. Grannular Sticky Dry Free flowing Grannular Sticky Dry Free flowing 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 x S₂ S₂/S₁ S₁/S₂ S₁ - S₂ S₁ x S₂ S₂/S₁ S₁/S₂ S₁ - S₂ ANSWER DOWNLOAD EXAMIANS APP