| Date | May 2018 | Marks available | 1 | Reference code | 18M.1.HL.TZ2.25 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 2 |
| Command term | Question number | 25 | Adapted from | N/A |
Question
A beam of monochromatic light is incident on a single slit and a diffraction pattern forms on the screen.
What change will increase θs?
A. Increase the width of the slit
B. Decrease the width of the slit
C. Increase the distance between the slit and the screen
D. Decrease the distance between the slit and the screen
Markscheme
B
Examiners report
[N/A]
