McqMate
| Q. |
Penetration theory states that the mass transfer co-coefficient is equal to (where, De is diffusivity and 't' is time) |
| A. | (De.t)1/2 |
| B. | (De/t)1/2 |
| C. | (4De/πt)1/2 |
| D. | (4De/t) |
| Answer» C. (4De/πt)1/2 | |
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