DP Physics (first assessment 2025)
Question 23M.2.HL.TZ1.3ci
| Date | May 2023 | Marks available | [Maximum mark: 2] | Reference code | 23M.2.HL.TZ1.3ci |
| Level | HL | Paper | 2 | Time zone | TZ1 |
| Command term | Explain | Question number | i | Adapted from | N/A |
i.
[Maximum mark: 2]
23M.2.HL.TZ1.3ci
(i)
Explain why the intensity of light at = 0 is 4 .
[2]
Markscheme
The amplitude «at x = 0» will be doubled ✓
intensity is proportional to amplitude squared / ∝ A2 ✓
