How many photons does a (5.0 mathrm{~mW}) helium-neon laser ((lambda=633 mathrm{~nm})) emit in 1 second? A. (1.2
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How many photons does a \(5.0 \mathrm{~mW}\) helium-neon laser \((\lambda=633 \mathrm{~nm})\) emit in 1 second?
A. \(1.2 \times 10^{19}\)
B. \(4.0 \times 10^{18}\)
C. \(8.0 \times 10^{16}\)
D. \(1.6 \times 10^{16}\)
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Related Book For
College Physics A Strategic Approach
ISBN: 9780321907240
3rd Edition
Authors: Randall D. Knight, Brian Jones, Stuart Field
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