| Date | May 2010 | Marks available | 1 | Reference code | 10M.1.HL.TZ1.21 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 1 |
| Command term | Question number | 21 | Adapted from | N/A |
Question
The images of two sources are just resolved. Which of the following is a correct statement of the Rayleigh criterion for this situation?
A. The central maximum of the diffraction pattern of one source must coincide with the central maximum of the diffraction pattern of the other source.
B. Light from the sources must pass through a circular aperture.
C. Light from the sources must be coherent.
D. The first minimum of the diffraction pattern of one source must coincide with the central maximum of the diffraction pattern of the other source.
Markscheme
D
Examiners report
[N/A]
