Mass Transfer Unsaturated air (with dry and wet bulb temperatures being 35 and 25°C respectively) is passed through water spray chamber maintained at 35°C. The air will be Both A & B Dehumidified Cooled Humidified Both A & B Dehumidified Cooled Humidified ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The dimension of diffusivity is same as that of the Density Molal concentration Kinematic viscosity Velocity head Density Molal concentration Kinematic viscosity Velocity head ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient of liquid is Affected much less by temperature than that for gases None of these Not affected by the temperature Affected more by temperature than that for gases Affected much less by temperature than that for gases None of these Not affected by the temperature Affected more by temperature than that for gases 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 KL².DA √(KL².DA) KL/DA² KL²/DA KL².DA √(KL².DA) KL/DA² ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a distillation column operating at minimum reflux, the Number of plates required will be maximum Concentration of liquid and vapour leaving a plate will be same None of these Reflux ratio will be maximum Number of plates required will be maximum Concentration of liquid and vapour leaving a plate will be same None of these Reflux ratio will be maximum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Pore size of the molecular seive 5A is __________ mm. 0.05 5 0.5 50 0.05 5 0.5 50 ANSWER DOWNLOAD EXAMIANS APP
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