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CAIE A-Level Physics AS 8.2.2 Experiments That Demonstrate Diffraction Including the Qualitative Effect of Questions

Describe experiments demonstrating diffraction and explain qualitatively how diffraction varies with wavelength and aperture size.

Syllabus
2028–2030
Course
Physics 9702
Level
AS

Exam points

  • Describe experiments demonstrating diffraction and explain qualitatively how diffraction varies with wavelength and aperture size.

CAIE A-Level Physics AS 8.2.2 Experiments That Demonstrate Diffraction Including the Qualitative Effect of Questions question 1

[Maximum number: 2]

Interference fringes may be observed using a light-emitting laser to illuminate a double slit. The double slit acts as two sources of light.

Explain

the part played by diffraction in the production of the fringes,

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