MCQOPTIONS
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| 1. |
If m and e are the mass and charge of the revolving electron in the orbit of radius r for hydrogen atom, the total energy of the revolving electron will be: |
| A. | \[\frac{1}{2}\frac{{{e}^{2}}}{r}\] |
| B. | \[-\frac{{{e}^{2}}}{r}\] |
| C. | \[\frac{m{{e}^{2}}}{r}\] |
| D. | \[-\frac{1}{2}\frac{{{e}^{2}}}{r}\] |
| Answer» E. | |