On moving the feed line (q-line) from saturated liquid feed (vertical position) to saturated vapor feed (horizontal feed), if the slope of both the operating lines are to be increased, then it will result in

Mass Transfer
On moving the feed line (q-line) from saturated liquid feed (vertical position) to saturated vapor feed (horizontal feed), if the slope of both the operating lines are to be increased, then it will result in

Increased reboiler load

Increased reflux ratio

Greater degree of separation with a fixed number of trays

None of these

Increased reboiler load

Increased reflux ratio

Greater degree of separation with a fixed number of trays

None of these

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Mass Transfer
Inside the distillation column, the

Pressure increases gradually from bottom to the top of the column

None of these

Driving force for the vapour flow is the pressure drop

Liquids are not always at their bubble points

Pressure increases gradually from bottom to the top of the column

None of these

Driving force for the vapour flow is the pressure drop

Liquids are not always at their bubble points

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Mass Transfer
Though, theoretically the adsorption & desorption isotherms is expected to coincide but sometimes at least a part of the isotherms does not coincide and this phenomenon is known as adsorption hysterisis. In such cases, the desorption equilibrium pressure is __________ that obtained for adsorption.

Higher than

Same as

Lower than

Either same or higher than

Higher than

Same as

Lower than

Either same or higher than

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Mass Transfer
Radioactive nuclear waste is treated in

Pulsed column extractor

Rotating-disc contactor

Mixer-settler extractor

Bollman extractor

Pulsed column extractor

Rotating-disc contactor

Mixer-settler extractor

Bollman extractor

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Mass Transfer
The drying time between fixed moisture contents within the 'constant rate period' is proportional to (assuming that drying occurs from all surfaces of the solid) (where, T = thickness of the solid )

√T

T

T3

T1.5

√T

T

T3

T1.5

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Mass Transfer
The dew point of a saturated gas phase equals the __________ temperature.

Wet bulb

Room

Gas

None of these

Wet bulb

Room

Gas

None of these

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Mass Transfer

Mass Transfer On moving the feed line (q-line) from saturated liquid feed (vertical position) to saturated vapor feed (horizontal feed), if the slope of both the operating lines are to be increased, then it will result in

Mass Transfer Inside the distillation column, the

Mass Transfer Radioactive nuclear waste is treated in

Mass Transfer The drying time between fixed moisture contents within the 'constant rate period' is proportional to (assuming that drying occurs from all surfaces of the solid) (where, T = thickness of the solid )

Mass Transfer The dew point of a saturated gas phase equals the __________ temperature.

Mass Transfer
On moving the feed line (q-line) from saturated liquid feed (vertical position) to saturated vapor feed (horizontal feed), if the slope of both the operating lines are to be increased, then it will result in

Mass Transfer
Inside the distillation column, the

Mass Transfer
Radioactive nuclear waste is treated in

Mass Transfer
The drying time between fixed moisture contents within the 'constant rate period' is proportional to (assuming that drying occurs from all surfaces of the solid) (where, T = thickness of the solid )

Mass Transfer
The dew point of a saturated gas phase equals the __________ temperature.