Two sources of light emit X-rays of wavelength 1 nm and visible light of wavelength 500 nm,
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Question:
Two sources of light emit X-rays of wavelength 1 nm and visible light of wavelength 500 nm, respectively. Both the sources emit light of the same power 200 W. The ratio of the number density of photons of X-rays to the number density of photons of the visible light of the given wavelength is
(a) 1/500
(b) 250
(c) 1/250
(d) 500
Related Book For
Elementary Principles of Chemical Processes
ISBN: 978-1119498759
4th edition
Authors: Richard M. Felder, ? Ronald W. Rousseau, ? Lisa G. Bullard
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