| Date | November 2017 | Marks available | 1 | Reference code | 17N.1.SL.TZ0.15 |
| Level | Standard level | Paper | Paper 1 | Time zone | Time zone 0 |
| Command term | Question number | 15 | Adapted from | N/A |
Question
The refractive index for light travelling from medium X to medium Y is 43. The refractive index for light travelling from medium Y to medium Z is 35. What is the refractive index for light travelling from medium X to medium Z?
A. 45
B. 1512
C. 54
D. 2915
Markscheme
A
Examiners report
[N/A]
Syllabus sections
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