Mass Transfer Heat load in a cooling tower Is equal to the number of kg, of water circulated times the cooling range Neither A nor B Means the amount of heat thrown away (KCal/hr.) by the cooling tower Both A & B Is equal to the number of kg, of water circulated times the cooling range Neither A nor B Means the amount of heat thrown away (KCal/hr.) by the cooling tower Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If a₁ and a₂ are the relative volatilities when the pressure in the distillation column is 1 and 2 atm respectively. Pick out the correct statement. a₁ = a₂ a₁ = 2a₂ a₁ = 0.5 a₂ None of these a₁ = a₂ a₁ = 2a₂ a₁ = 0.5 a₂ None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The McCabe Δ L law states that the Linear crystal growth rate depends on the crystal size Molar heats of vaporisation of components are nearly equal Linear crystal growth rate does not depend on the crystal size Linear crystal growth rate depends on the degree of supersaturation Linear crystal growth rate depends on the crystal size Molar heats of vaporisation of components are nearly equal Linear crystal growth rate does not depend on the crystal size Linear crystal growth rate depends on the degree of supersaturation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The dimension of diffusivity is same as that of the Velocity head Kinematic viscosity Density Molal concentration Velocity head Kinematic viscosity Density Molal concentration ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Hypersorption refers to a __________ process. Fixed bed absorption Fixed bed adsorption Moving bed absorption Moving bed adsorption Fixed bed absorption Fixed bed adsorption Moving bed absorption Moving bed adsorption ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Priming in a distillation column Is characterised by the presence of foam throughout the space between trays Reduces the overall pressure drop Results from very low gas velocity Is desirable from point efficiency consideration Is characterised by the presence of foam throughout the space between trays Reduces the overall pressure drop Results from very low gas velocity Is desirable from point efficiency consideration ANSWER DOWNLOAD EXAMIANS APP
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