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staedtler staedtler
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7 years ago
The ratio of the energy of a photon of X rays, with a wavelength of 0.05 nm, to that of a photon of visible light of wavelength 500 nm, is

(a)   10,000
(b)   1/10,000
(c)   1, since photons of electromagnetic radiation all have the same energy, but more photons per second are emitted by an X-ray source than by a visible light source.
Textbook 
Discovering the Universe

Discovering the Universe


Edition: 7th
Authors:
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hyponoticahyponotica
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7 years ago
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staedtler Author
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6 years ago
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