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Visible Light of Wavelength 589 Nm Is Incident on a Diffraction

Question 39

Multiple Choice

Visible light of wavelength 589 nm is incident on a diffraction grating that has 3500 lines/cm. At what angle with respect to the central maximum is the fifth order maximum observed?


A) 17.9°
B) 23.8°
C) 35.7°
D) 71.3°
E) A fifth order maximum cannot be observed.

Correct Answer:

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