The wet and ‘dry bulb temperature for a vapour-gas mixture are 25°C and 30°C respectively. If the mixture is heated to 45°C at constant pressure, the wet bulb temperature will be ______________ °C?

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Unsaturated air (with dry bulb and wet bulb temperatures being 45°C and 25°C respectively) is passed through a water spray chamber maintained at 23°C. The air will be cooled and _________________?

A. Humidified with wet bulb temperature decreasing B. Humidified at constant wet bulb temperature C. Dehumidified D. None of these...

Adsorption is a unit operation which generally involves _______________ systems?

A. Liquid-solid B. Gas-solid C. Fluid-solid D. Solid-solid...

In a distillation operation, what is the effect of the temperature of the reflux stream (given below) on the condenser and reboiler loads? Reflux conditions: (i) Reflux stream is completely liquid and is at its bubble point. (ii) Reflux stream is below its bubble point ?

A. Condenser and reboiler loads are the same in both the cases B. Reboiler load is the same in both the cases but condenser load is higher in case (ii) C. Condenser load is the same in both the cases but reboiler load is higher in case (ii) D. Both condenser and reboiler loads are … In a distillation operation, what is the effect of the temperature of the reflux stream (given below) on the condenser and reboiler loads? Reflux...

Under conditions of flooding in packed tower, the gas pressure drop___________________?

A. Decreases rapidly B. Increases rapidly C. Remain constant D. Is maximum...

1 kg of a saturated aqueous solution of a highly soluble component A at 60°C is cooled to 25°C. The solubility limits of A are (0.6 kgA/kg water) at 60°C and (0.2 kgA/kg water) at 25°C. The amount in kg of the crystals formed is________________________?

A. 0.4 B. 0.25 C. 0.2 D. 0.175...