The Reynolds number of the liquid was increased 100 fold for a laminar falling film used for gas-liquid contacting. Assuming penetrating theory is applicable, the fold increase in the mass transfer co-efficient (Kc) for the same sytem is

Mass Transfer
The Reynolds number of the liquid was increased 100 fold for a laminar falling film used for gas-liquid contacting. Assuming penetrating theory is applicable, the fold increase in the mass transfer co-efficient (Kc) for the same sytem is

100

10

1

5

100

10

1

5

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Mass Transfer
Flooding results in

High tray efficiency

Good contact between the fluids

High gas velocity

Low tray efficiency

High tray efficiency

Good contact between the fluids

High gas velocity

Low tray efficiency

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Mass Transfer
Relative volatility varies with the concentration of component for an ideal solution. The relative volatity of a binary mixture may be defined as the ratio of vapor pressure of component 'A' to that of component 'B', when

Liquid phase obeys Dalton's law and vapor phase obeys Raoult's law

Only liquid phase obeys Dalton's law

Only vapor phase follows Raoult's law

Vapor phase obeys Dalton's law and liquid phase obeys Raoult's law

Liquid phase obeys Dalton's law and vapor phase obeys Raoult's law

Only liquid phase obeys Dalton's law

Only vapor phase follows Raoult's law

Vapor phase obeys Dalton's law and liquid phase obeys Raoult's law

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Mass Transfer
Drying operation under vacuum is carried out to

Reduce drying temperature

Dry materials having high bound moisture content

Dry those materials which have very high unbound mositure content

Increase drying temperature

Reduce drying temperature

Dry materials having high bound moisture content

Dry those materials which have very high unbound mositure content

Increase drying temperature

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Mass Transfer
Leaching of coarse solid lumps is also termed as

Dissolution

Decoction

Agitation and settling

Percolation

Dissolution

Decoction

Agitation and settling

Percolation

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Mass Transfer
In case of constant underflow extraction operation, the __________ at all solute concentration.

Neither A nor B

Both A & B

Ratio of the insoluble to solution is constant

Solids are drained to the same extent

Neither A nor B

Both A & B

Ratio of the insoluble to solution is constant

Solids are drained to the same extent

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Mass Transfer

Mass Transfer The Reynolds number of the liquid was increased 100 fold for a laminar falling film used for gas-liquid contacting. Assuming penetrating theory is applicable, the fold increase in the mass transfer co-efficient (Kc) for the same sytem is

Mass Transfer Flooding results in

Mass Transfer Relative volatility varies with the concentration of component for an ideal solution. The relative volatity of a binary mixture may be defined as the ratio of vapor pressure of component 'A' to that of component 'B', when

Mass Transfer Drying operation under vacuum is carried out to

Mass Transfer Leaching of coarse solid lumps is also termed as

Mass Transfer In case of constant underflow extraction operation, the __________ at all solute concentration.

Mass Transfer
The Reynolds number of the liquid was increased 100 fold for a laminar falling film used for gas-liquid contacting. Assuming penetrating theory is applicable, the fold increase in the mass transfer co-efficient (Kc) for the same sytem is

Mass Transfer
Flooding results in

Mass Transfer
Relative volatility varies with the concentration of component for an ideal solution. The relative volatity of a binary mixture may be defined as the ratio of vapor pressure of component 'A' to that of component 'B', when

Mass Transfer
Drying operation under vacuum is carried out to

Mass Transfer
Leaching of coarse solid lumps is also termed as

Mass Transfer
In case of constant underflow extraction operation, the __________ at all solute concentration.