MCQOPTIONS
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| 1. |
A body is falling freely from rest from a height of 100m. The ratio of kinetic energy after 2 and 5 seconds is _____ |
| A. | 2:5 |
| B. | 4:25 |
| C. | 25:4 |
| D. | 5:2 |
| Answer» C. 25:4 | |