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

1

5

100

10

1

5

100

10

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Mass Transfer
Which of the following decreases during evaporative cooling process with recirculated water supply?

None of these

Wet bulb temperature

Relative humidity

Partial pressure of vapour

None of these

Wet bulb temperature

Relative humidity

Partial pressure of vapour

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Mass Transfer
Very tall packed towers are divided into series of beds to

Reduce the overall pressure drop

Avoid flooding

Reduce liquid hold-up

Avoid channelling

Reduce the overall pressure drop

Avoid flooding

Reduce liquid hold-up

Avoid channelling

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Mass Transfer
An example of elutioh is

Separation of sugar from sugar beet by hot water

Dissolution of tannin out of tree barks by water

Recovery of vegetable oils from seeds

Separation of uranium oxide from its ore by H₂SO₄ in a Pachuca tank

Separation of sugar from sugar beet by hot water

Dissolution of tannin out of tree barks by water

Recovery of vegetable oils from seeds

Separation of uranium oxide from its ore by H₂SO₄ in a Pachuca tank

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Mass Transfer
Which of the following provides maximum contact surface for a liquid-vapour system?

Wetted wall column

Bubble-cap plate column

Seive-plate column

Packed tower

Wetted wall column

Bubble-cap plate column

Seive-plate column

Packed tower

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Mass Transfer
Capacity of a rotary dryer depends on its

R.p.m

Both Inclination with ground surface & R.p.m

Inclination with ground surface

None of the listed here

R.p.m

Both Inclination with ground surface & R.p.m

Inclination with ground surface

None of the listed here

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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 Which of the following decreases during evaporative cooling process with recirculated water supply?

Mass Transfer Very tall packed towers are divided into series of beds to

Mass Transfer An example of elutioh is

Mass Transfer Which of the following provides maximum contact surface for a liquid-vapour system?

Mass Transfer Capacity of a rotary dryer depends on its

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
Which of the following decreases during evaporative cooling process with recirculated water supply?

Mass Transfer
Very tall packed towers are divided into series of beds to

Mass Transfer
An example of elutioh is

Mass Transfer
Which of the following provides maximum contact surface for a liquid-vapour system?

Mass Transfer
Capacity of a rotary dryer depends on its