DP Physics (first assessment 2025)

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Question 23M.1A.HL.TZ2.29

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Date May 2023 Marks available [Maximum mark: 1] Reference code 23M.1A.HL.TZ2.29
Level HL Paper 1A Time zone TZ2
Command term Question number 29 Adapted from N/A
29.
[Maximum mark: 1]
23M.1A.HL.TZ2.29

Monochromatic light is incident on a single slit to form a diffraction pattern on a screen. The width of the single slit is then halved.

What are the change in the width of the central maximum and the change in the maximum intensity of the pattern?

 

  Change in width of central maximum Change in maximum intensity of pattern
A. decrease increase
B. decrease decrease
C. increase decrease
D. increase increase

 

[1]

Markscheme

C

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