Multiple Choice
A laser produces 3.0 W of light that has a wavelength of 600 nm.How many photons per second are produced?
A) 7.3 × 10¹⁵
B) 4.2 × 10¹⁷
C) 1.0 × 10¹⁷
D) 3.0 × 10¹⁸
E) 9.1 × 10¹⁸
Correct Answer:

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Correct Answer:
Verified
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