It takes 6 hours to dry a wet solid from 50% moisture content to the critical moisture content of 15%. How much longer it will take to dry the solid to 10% moisture content, under the same drying conditions? (The equilibrium moisture content of the solid is 5%).

Mass Transfer
It takes 6 hours to dry a wet solid from 50% moisture content to the critical moisture content of 15%. How much longer it will take to dry the solid to 10% moisture content, under the same drying conditions? (The equilibrium moisture content of the solid is 5%).

15 min

71 min

94 min

51 min

15 min

71 min

94 min

51 min

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Mass Transfer
When the liquid phase and vapour phase of a binary system obeys Raoult's and Dalton's law respectively, the relative volatility is the ratio of

Partial pressure of component A to the total pressure

Vapour pressure of component A to that of component B

Vapour pressure of component A to the partial pressure of A

Vapour pressure of component A to the total pressure

Partial pressure of component A to the total pressure

Vapour pressure of component A to that of component B

Vapour pressure of component A to the partial pressure of A

Vapour pressure of component A to the total pressure

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Mass Transfer
Mass transfer rate between two fluid phases does not necessarily depend on the __________ of the two phases.

Degree of turbulence

Chemical properties

Interfacial area

Physical properties

Degree of turbulence

Chemical properties

Interfacial area

Physical properties

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Mass Transfer
For the same system, if the same liquid used in an absorber is decreased, the tower height will

Decrease or increase ; depends on the type of liquid

Decrease

Increase

Remain unaffected

Decrease or increase ; depends on the type of liquid

Decrease

Increase

Remain unaffected

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Mass Transfer
Minimum reflux ratio in a distillation column results in

Minimum number of trays

Minimum reboiler size

Optimum number of trays

Maximum condenser size

Minimum number of trays

Minimum reboiler size

Optimum number of trays

Maximum condenser size

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Mass Transfer
Which of the following is not a continuous leaching equipment?

Bollman extractor

Pachuka tank

Hydrocyclones

Kennedy extractor

Bollman extractor

Pachuka tank

Hydrocyclones

Kennedy extractor

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Mass Transfer

Mass Transfer It takes 6 hours to dry a wet solid from 50% moisture content to the critical moisture content of 15%. How much longer it will take to dry the solid to 10% moisture content, under the same drying conditions? (The equilibrium moisture content of the solid is 5%).

Mass Transfer When the liquid phase and vapour phase of a binary system obeys Raoult's and Dalton's law respectively, the relative volatility is the ratio of

Mass Transfer Mass transfer rate between two fluid phases does not necessarily depend on the __________ of the two phases.

Mass Transfer For the same system, if the same liquid used in an absorber is decreased, the tower height will

Mass Transfer Minimum reflux ratio in a distillation column results in

Mass Transfer Which of the following is not a continuous leaching equipment?

Mass Transfer
It takes 6 hours to dry a wet solid from 50% moisture content to the critical moisture content of 15%. How much longer it will take to dry the solid to 10% moisture content, under the same drying conditions? (The equilibrium moisture content of the solid is 5%).

Mass Transfer
When the liquid phase and vapour phase of a binary system obeys Raoult's and Dalton's law respectively, the relative volatility is the ratio of

Mass Transfer
Mass transfer rate between two fluid phases does not necessarily depend on the __________ of the two phases.

Mass Transfer
For the same system, if the same liquid used in an absorber is decreased, the tower height will

Mass Transfer
Minimum reflux ratio in a distillation column results in

Mass Transfer
Which of the following is not a continuous leaching equipment?