MCQOPTIONS
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| 1. |
The mass transfer co-efficient for a solid sphere of radius 'a' dissolving in a large volume of quiescent liquid, in which D is the diffusivity of solute, is |
| A. | D/a |
| B. | D/2a |
| C. | Proportional to D |
| D. | Dependent on the Reynolds number |
| Answer» E. | |