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The angular momentum of an electron in a Bohr's orbti or `He^+` is `3.1652 × 10^(–34)` kg-`m^2`/s. What is the wave number in terms of Rydberg constant (R) of the spectral line emitted when an electron falls from this level to the excited sate ? (Use h = `6.626×10^(–34)` J-s]
A. |
3R |
B. |
`(5R)/9` |
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C. |
`(3R)/4` |
D. |
`(8R)/9` |