MCQOPTIONS
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| 1. |
A ball of mass m is dropped from a height H. At height H/3, the ratio of its potential energy (PE) to kinetic energy (KE) is equal to: |
| A. | 1/4 |
| B. | 1 |
| C. | 1/3 |
| D. | 1/2 |
| Answer» E. | |