Physics · Dual Nature of Matter and Radiation
A photon of energy 12.75 eV is incident on a hydrogen atom in its ground state. The atom absorbs the radiation and reaches one of its excited states. The angular momentum of the atom in this excited state is (take h = 6.63 × 10-34 J s or 4.14 × 10-15 eV s):
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 13/π × 10-17 eV s
- 21/π × 10-17 eV s
- 32/π × 10-17 eV s
- 44/π × 10-17 eV s✓
Correct answer
4/π × 10-17 eV s
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