| Date | November 2016 | Marks available | 1 | Reference code | 16N.1.HL.TZ0.29 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 0 |
| Command term | Question number | 29 | Adapted from | N/A |
Question
A diffraction grating is used to observe light of wavelength 400 nm. The light illuminates 100 slits of the grating. What is the minimum wavelength difference that can be resolved when the second order of diffraction is viewed?
A. 1 nm
B. 2 nm
C. 4 nm
D. 8 nm
Markscheme
B
Examiners report
[N/A]
