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A Diffraction Grating Has 300 Lines Per Mm

Question 43

Multiple Choice

A diffraction grating has 300 lines per mm. If light of wavelength 630 nm is sent through this grating, at what angle does the first order maximum occur?


A) 56°
B) 44°
C) 22°
D) 11°
E) 28°

Correct Answer:

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