DP Physics (first assessment 2025)
Question 23M.2.HL.TZ2.d
| Date | May 2023 | Marks available | [Maximum mark: 1] | Reference code | 23M.2.HL.TZ2.d |
| Level | HL | Paper | 2 | Time zone | TZ2 |
| Command term | Explain | Question number | d | Adapted from | N/A |
d.
[Maximum mark: 1]
23M.2.HL.TZ2.d
Explain why the change of entropy for the gas during the process BC is equal to zero.
[1]
Markscheme
ALTERNATIVE 1
«the process is adiabatic so» ΔQ = 0 ✓
ALTERNATIVE 2
The compression is reversible «so ΔS = 0» ✓
OWTTE
