Unsaturated air (with dry bulb temperature and dew point being 35°C and 18°C respectively) is passed through a water spray chamber maintained at 15°C. The air will be cooled

Mass Transfer
Unsaturated air (with dry bulb temperature and dew point being 35°C and 18°C respectively) is passed through a water spray chamber maintained at 15°C. The air will be cooled

And dehumidified with increase in wet bulb temperature

At the same relative humidity

And dehumidified with decrease in wet bulb temperature

And humidified

And dehumidified with increase in wet bulb temperature

At the same relative humidity

And dehumidified with decrease in wet bulb temperature

And humidified

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Mass Transfer
Absorption factor method is used to calculate the number of ideal stages, when

Operating line lies below the equilibrium line

Pressure drop in the column is very high

Operating line lies above the equilibrium line

Both operating and equilibrium lines are parallel

Operating line lies below the equilibrium line

Pressure drop in the column is very high

Operating line lies above the equilibrium line

Both operating and equilibrium lines are parallel

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Mass Transfer
For absorbing a sparingly soluble gas in a liquid

Liquid side mass transfer co-efficient should be decreased

Mass transfer co-efficient must be kept constant

Liquid side mass transfer co-efficient should be increased

Gas side mass transfer co-efficient should be increased

Liquid side mass transfer co-efficient should be decreased

Mass transfer co-efficient must be kept constant

Liquid side mass transfer co-efficient should be increased

Gas side mass transfer co-efficient should be increased

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Mass Transfer
At what percentage (by volume) of alcohol composition, it forms an azeotrope with water?

90

95

91.5

99

90

95

91.5

99

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Mass Transfer
Low viscosity absorbent is preferred for reasons of

Rapid absorption rates and good heat transfer characteristics

Improved flooding characteristics

Low pressure drop on pumping

All of these

Rapid absorption rates and good heat transfer characteristics

Improved flooding characteristics

Low pressure drop on pumping

All of these

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Mass Transfer
Swenson-Walker crystalliser is a __________ unit

Batch

Cooling (adiabatic)-cum-evaporation

Continuous

Semi-batch

Batch

Cooling (adiabatic)-cum-evaporation

Continuous

Semi-batch

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Mass Transfer

Mass Transfer Unsaturated air (with dry bulb temperature and dew point being 35°C and 18°C respectively) is passed through a water spray chamber maintained at 15°C. The air will be cooled

Mass Transfer Absorption factor method is used to calculate the number of ideal stages, when

Mass Transfer For absorbing a sparingly soluble gas in a liquid

Mass Transfer At what percentage (by volume) of alcohol composition, it forms an azeotrope with water?

Mass Transfer Low viscosity absorbent is preferred for reasons of

Mass Transfer Swenson-Walker crystalliser is a __________ unit

Mass Transfer
Unsaturated air (with dry bulb temperature and dew point being 35°C and 18°C respectively) is passed through a water spray chamber maintained at 15°C. The air will be cooled

Mass Transfer
Absorption factor method is used to calculate the number of ideal stages, when

Mass Transfer
For absorbing a sparingly soluble gas in a liquid

Mass Transfer
At what percentage (by volume) of alcohol composition, it forms an azeotrope with water?

Mass Transfer
Low viscosity absorbent is preferred for reasons of

Mass Transfer
Swenson-Walker crystalliser is a __________ unit