MCQOPTIONS
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MCQOPTIONS
| 1. |
The electric P.E of an electron in an orbit at a distance rn from the positive charge |
| A. | Ke2/rn |
| B. | Ke2/rn2 |
| C. | ?Ke2/rn |
| D. | ?Ke2/rn2 |
| Answer» D. ?Ke2/rn2 | |