Electromagnetic radiation and quantum phenomena

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Question 45
Medium

Three energy levels for an atom are shown in the diagram.

Energy level diagram

Energy change Ea E_a\,Ea​ leads to the emission of a photon of wavelength λa\lambda_aλa​. Energy change Eb E_b\,Eb​ leads to the emission of a photon of wavelength λb\lambda_bλb​.

What is the ratio λaλb\displaystyle \frac{\lambda_a}{\lambda_b}λb​λa​​?

0.400.400.40

1.61.61.6

2.52.52.5

4.14.14.1

Electromagnetic radiation and quantum phenomena Questions

  1. A Level
  2. /Physics
  3. /Electromagnetic radiation and quantum phenomena