Mass Transfer-Data Intensity 2 Multiple Questions and Answers.
Exercise Questions ::
Mass Transfer
6. | For the flow of gases through a capillary, with increase in temperature, the permeability ______ as per Knudsen law? |
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| A. | Increases |
| B. | Decreases |
| C. | Remain same |
| D. | Either A. or B.; depends on the gas |
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Published by:Michael Daani
7. | Moisture content of a substance when at equilibrium with a given partial pressure of the vapour is called the _______ moisture? |
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| A. | Free |
| B. | Unbound |
| C. | Equilibrium |
| D. | Bound |
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Published by:Michael Daani
8. | For absorbing a sparingly soluble gas in a liquid, the___? |
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| A. | Gas side co-efficient should be increased |
| B. | Liquid side coefficient should be increased |
| C. | Gas side co-efficient should be decreased |
| D. | Liquid side co-efficient should be decreased |
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Published by:Michael Daani
Published by:Michael Daani
10. | Penetration theory states that the mass transfer co-coefficient is equal to (where, De is diffusivity and �t� is time) ? |
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| A. | (De.t)1/2 |
| B. | (De/t)1/2 |
| C. | (4De/?t)1/2 |
| D. | (4De/t) |
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Published by:Michael Daani
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