Exam-style question
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Explain how the size of an aperture affects the diffraction of waves.
Model answer
What a good answer should say
- As the size of the aperture decreases relative to the wavelength of the wave, the amount of diffraction increases.
- Smaller apertures cause waves to spread out more significantly, while larger apertures result in less noticeable diffraction.
Explanation
Why this works
This answer effectively connects the size of the aperture to the degree of diffraction, showing a clear understanding of the relationship between wave properties and diffraction effects. The question assesses the student's ability to apply knowledge of wave behavior in practical scenarios.
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