MCQOPTIONS
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| 1. |
The time for a particle to settle, of diameter 0.06 through a height of 10 cm is_________ |
| A. | 25.8 s |
| B. | 42 m 59 s |
| C. | 3 m 52 s |
| D. | 42.8 s |
| Answer» B. 42 m 59 s | |