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Interference and Diffraction Basics
Worksheet
Grade Level
Physical Science with Earth and Science
9.78 Interference and Diffraction Basics
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An engineer wants to reduce diffraction for waves of a fixed wavelength passing through an opening. Which design choice best reduces spreading?
A
Make the opening as narrow as possible.
B
Add a second source with a random phase.
C
Make the wavelength larger without changing the opening.
D
Make the opening much wider than the wavelength.
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