Figure 16-30 is a photograph of two pieces of very finely
Chapter , Problem 16(choose chapter or problem)
Figure 16-30 is a photograph of two pieces of very finely woven silk placed one on top of the other. Where the pieces overlap, a series of light and dark lines are seen. This moir pattern can also be seen when a scanner is used to copy photos from a book or newspaper. What causes the moir pattern, and how is it similar to the phenomenon of interference?
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