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Olympiad workbook

Exam: Olympiad workbook
Subject: NSEP
Chapter: Atomic Physics

Olympiad workbook · NSEP · Atomic Physics

A stationary hydrogen atom emits a photon of wavelength 1025 Å ....

A stationary hydrogen atom emits a photon of wavelength

1025 Å

. Its angular momentum changes by

Options

A $\frac{\mathrm{h}}{\pi}$
B $\frac{2 h}{\pi}$
C $\frac{\mathrm{h}}{2 \pi}$
D $\frac{3 h}{2 \pi}$

Correct answer

A. $\frac{\mathrm{h}}{\pi}$

Step-by-step solution

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