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.

Mass Transfer
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.

-25

25

> 25

< 25

-25

25

> 25

< 25

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Mass Transfer
McCabe-Thiele method of binary distillation does not assume that the

Molar latent heats of all components are equal

Sensible heat changes are negligible compared with latent heat changes

None of these

Heat of mixing is negligible

Molar latent heats of all components are equal

Sensible heat changes are negligible compared with latent heat changes

None of these

Heat of mixing is negligible

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Mass Transfer
For absorbing a sparingly soluble gas in a liquid

Liquid side mass transfer co-efficient should be decreased

Gas side mass transfer co-efficient should be increased

Liquid side mass transfer co-efficient should be increased

Mass transfer co-efficient must be kept constant

Liquid side mass transfer co-efficient should be decreased

Gas side mass transfer co-efficient should be increased

Liquid side mass transfer co-efficient should be increased

Mass transfer co-efficient must be kept constant

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Mass Transfer
Use of packed towers for distillation is generally limited to the

High pressure operation

Small sizes

Vacuum distillation

Multicomponent distillation

High pressure operation

Small sizes

Vacuum distillation

Multicomponent distillation

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Mass Transfer
Dew point of an air-water vapor mixture

Decreases with decrease in pressure

At constant humidity & total pressure is fixed

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

All of the listed here

Decreases with decrease in pressure

At constant humidity & total pressure is fixed

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

All of the listed here

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Mass Transfer
Which of the following mixtures does not form an azeotrope at atmosheric pressure?

Butyl acetate-water

Water-alcohol

Methyl alcohol-acetone

None of these

Butyl acetate-water

Water-alcohol

Methyl alcohol-acetone

None of these

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Mass Transfer

Mass Transfer 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.

Mass Transfer McCabe-Thiele method of binary distillation does not assume that the

Mass Transfer For absorbing a sparingly soluble gas in a liquid

Mass Transfer Use of packed towers for distillation is generally limited to the

Mass Transfer Dew point of an air-water vapor mixture

Mass Transfer Which of the following mixtures does not form an azeotrope at atmosheric pressure?

Mass Transfer
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.

Mass Transfer
McCabe-Thiele method of binary distillation does not assume that the

Mass Transfer
For absorbing a sparingly soluble gas in a liquid

Mass Transfer
Use of packed towers for distillation is generally limited to the

Mass Transfer
Dew point of an air-water vapor mixture

Mass Transfer
Which of the following mixtures does not form an azeotrope at atmosheric pressure?