In a distillation operation, what is the effect of the temperature of the reflux stream (given below) on the condenser and reboiler loads? Reflux conditions:(i) Reflux stream is completely liquid and is at its bubble point.(ii) Reflux stream is below its bubble point.

Mass Transfer
In a distillation operation, what is the effect of the temperature of the reflux stream (given below) on the condenser and reboiler loads? Reflux conditions:(i) Reflux stream is completely liquid and is at its bubble point.(ii) Reflux stream is below its bubble point.

Both condensor and reboiler loads are higher in case (ii) as compared to case (i)

Condenser load is the same in both the cases but reboiler load is higher in case (ii)

Reboiler load is the same in both the cases but condenser load is higher in case (ii)

Condenser and reboiler loads are the same in both the cases

Both condensor and reboiler loads are higher in case (ii) as compared to case (i)

Condenser load is the same in both the cases but reboiler load is higher in case (ii)

Reboiler load is the same in both the cases but condenser load is higher in case (ii)

Condenser and reboiler loads are the same in both the cases

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Mass Transfer
If moisture content of solid on dry basis is X, then the same on wet basis is

X/(X + 1)

(X + 1)/X

(X - 1)/X

X/(X - 1)

X/(X + 1)

(X + 1)/X

(X - 1)/X

X/(X - 1)

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Mass Transfer
In distillation columns, the number of bubble caps per tray primarily depends upon the

Feed composition

Allowable liquid velocity

Allowable gas velocity

Allowable gas and liquid velocities

Feed composition

Allowable liquid velocity

Allowable gas velocity

Allowable gas and liquid velocities

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Mass Transfer
The relative volatility of a binary mixture at constant temperature __________ the total pressure.

Decreases with increase in

Is independent of

Increases with increase in

None of these

Decreases with increase in

Is independent of

Increases with increase in

None of these

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Mass Transfer
In a counter-current liquid extractor

Liquid's flow rate depends upon the temperature and pressure

Both liquids can have any desired flow rate

Only one of the liquids may be pumped at any desired rate

Both liquids flow at fixed rate

Liquid's flow rate depends upon the temperature and pressure

Both liquids can have any desired flow rate

Only one of the liquids may be pumped at any desired rate

Both liquids flow at fixed rate

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Mass Transfer
Humidity chart is useful for the solution of problems concerning condensation, vaporisation and air conditioning. At a given dry bulb temperature, value of humidity obtained from the humidity chart directly, is in terms of __________ humidity.

Percentage

Molal

Relative

None of these

Percentage

Molal

Relative

None of these

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Mass Transfer

Mass Transfer In a distillation operation, what is the effect of the temperature of the reflux stream (given below) on the condenser and reboiler loads? Reflux conditions:(i) Reflux stream is completely liquid and is at its bubble point.(ii) Reflux stream is below its bubble point.

Mass Transfer If moisture content of solid on dry basis is X, then the same on wet basis is

Mass Transfer In distillation columns, the number of bubble caps per tray primarily depends upon the

Mass Transfer The relative volatility of a binary mixture at constant temperature __________ the total pressure.

Mass Transfer In a counter-current liquid extractor

Mass Transfer Humidity chart is useful for the solution of problems concerning condensation, vaporisation and air conditioning. At a given dry bulb temperature, value of humidity obtained from the humidity chart directly, is in terms of __________ humidity.

Mass Transfer
In a distillation operation, what is the effect of the temperature of the reflux stream (given below) on the condenser and reboiler loads? Reflux conditions:(i) Reflux stream is completely liquid and is at its bubble point.(ii) Reflux stream is below its bubble point.

Mass Transfer
If moisture content of solid on dry basis is X, then the same on wet basis is

Mass Transfer
In distillation columns, the number of bubble caps per tray primarily depends upon the

Mass Transfer
The relative volatility of a binary mixture at constant temperature __________ the total pressure.

Mass Transfer
In a counter-current liquid extractor

Mass Transfer
Humidity chart is useful for the solution of problems concerning condensation, vaporisation and air conditioning. At a given dry bulb temperature, value of humidity obtained from the humidity chart directly, is in terms of __________ humidity.