MCQOPTIONS
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| 1. |
If electron falls from \[n=3\] to \[n=2\], then emitted energy is [AFMC 1997; MP PET 2003] |
| A. | \[10.2eV\] |
| B. | \[12.09eV\] |
| C. | \[1.9eV\] |
| D. | \[0.65eV\] |
| Answer» D. \[0.65eV\] | |