Exam-style question
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Which factor primarily affects the amount of diffraction experienced by a wave?.
- A.The amplitude of the wave
- B.The frequency of the wave
- C.The wavelength of the wave
- D.The speed of the wave
Model answer
What a good answer should say
- The wavelength of the wave
Explanation
Why this works
The amount of diffraction increases with longer wavelengths; thus, wavelength is the primary factor affecting diffraction.
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