22
practice examMultiple Choice

Practice Exam

Question 22 • Physics

Which is an everyday example of a diffraction grating?

Answer
A
Image with description A picture of bubbles.
B
Image with description A picture of wave peaks in water.
C
Image with description A picture of an upright mirror.
D
Image with description A picture of the bottom of a CD or DVD showing rainbow lies going out from the center.
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