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A Nocturnal Bird's Eye Can to Detect 20 Photons Per

Question 39

Multiple Choice

A nocturnal bird's eye can to detect 20 photons per second of monochromatic light with a wavelength of 523 nm.The corresponding power of monochromatic light a nocturnal bird's eye can detect is


A) 5.31 * 10-16 W.
B) 3.16 * 10-17 W.
C) 8.92 * 10-17 W.
D) 2.33 * 10-18 W.
E) 7.61 * 10-18 W

Correct Answer:

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