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Modern physics: Introductory Astronomy Free Practice Problems & Quiz Questions
All topics
Circular motion and gravitation
Modern physics
Orbits and starlight
What is the energy of a photon of wavelength 350 nm, in eV? Use hc = 1240 eV·nm.
0.282 eV
1.77 eV
7.09 eV
3.54 eV
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