CAIE A-Level Physics AS 8.3.4 Ax D for Double Slit Interference Using Light Questions
Use λ = ax / D to calculate fringe spacing in double-slit interference with light.
- Syllabus
- 2028–2030
- Course
- Physics 9702
- Level
- AS
Exam points
- Use λ = ax / D to calculate fringe spacing in double-slit interference with light.
CAIE A-Level Physics AS 8.3.4 Ax D for Double Slit Interference Using Light Questions question 1
[Maximum number: 1]
Interference fringes of separation x are observed on a screen at a distance of 1.00 m from a double slit that is illuminated by yellow light of wavelength 600 nm .
At which distance from the double slit would interference fringes of the same separation x be observed when using blue light of wavelength 400 nm ?
A
0.33 m
B
0.67 m
C
0.75 m
D
1.50 m
D
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