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

Mass Transfer
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

Humidified at constant wet bulb temperature

Dehumidified

None of these

Humidified with wet bulb temperature decreasing

Humidified at constant wet bulb temperature

Dehumidified

None of these

Humidified with wet bulb temperature decreasing

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Mass Transfer
The operation involved when the soluble material is largely on the surface of an insoluble solid and is merely washed off by the solvent is called

Elutriation or elution

Decoction

Percolation

None of these

Elutriation or elution

Decoction

Percolation

None of these

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Mass Transfer
For achieving rapid drying rate in a spray dryer, the diameter of the particles in the feed should be in the range of __________ microns (1 mm = 1000 microns).

22190

200-300

> 500

43835

22190

200-300

> 500

43835

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Mass Transfer
Dew point of an air-water vapor mixture

All of the listed here

Corresponding to any point on the humidity chart is obtained by projecting a line through this point parallel to the temperature axis and to the saturation curve

At constant humidity & total pressure is fixed

Decreases with decrease in pressure

All of the listed here

Corresponding to any point on the humidity chart is obtained by projecting a line through this point parallel to the temperature axis and to the saturation curve

At constant humidity & total pressure is fixed

Decreases with decrease in pressure

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Mass Transfer
Heat in BTU necessary to increase the temperature of 1 lb of gas and its accompanying vapour by 1°F is called the

Latent heat

Humid heat

Sensible heat

Specific heat

Latent heat

Humid heat

Sensible heat

Specific heat

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Mass Transfer
As the reflux ratio, in a continuous counter-current extraction is increased, the number of stages

Increase

Remain unchanged

Can either increase or decrease, depends on the system

Decrease

Increase

Remain unchanged

Can either increase or decrease, depends on the system

Decrease

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Mass Transfer

Mass Transfer 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

Mass Transfer The operation involved when the soluble material is largely on the surface of an insoluble solid and is merely washed off by the solvent is called

Mass Transfer For achieving rapid drying rate in a spray dryer, the diameter of the particles in the feed should be in the range of __________ microns (1 mm = 1000 microns).

Mass Transfer Dew point of an air-water vapor mixture

Mass Transfer Heat in BTU necessary to increase the temperature of 1 lb of gas and its accompanying vapour by 1°F is called the

Mass Transfer As the reflux ratio, in a continuous counter-current extraction is increased, the number of stages

Mass Transfer
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

Mass Transfer
The operation involved when the soluble material is largely on the surface of an insoluble solid and is merely washed off by the solvent is called

Mass Transfer
For achieving rapid drying rate in a spray dryer, the diameter of the particles in the feed should be in the range of __________ microns (1 mm = 1000 microns).

Mass Transfer
Dew point of an air-water vapor mixture

Mass Transfer
Heat in BTU necessary to increase the temperature of 1 lb of gas and its accompanying vapour by 1°F is called the

Mass Transfer
As the reflux ratio, in a continuous counter-current extraction is increased, the number of stages