DP Physics (last assessment 2024)
Question 21M.1.SL.TZ1.28
| Date | May 2021 | Marks available | [Maximum mark: 1] | Reference code | 21M.1.SL.TZ1.28 |
| Level | SL | Paper | 1 | Time zone | TZ1 |
| Command term | Question number | 28 | Adapted from | N/A |
28.
[Maximum mark: 1]
21M.1.SL.TZ1.28
Which change produces the largest percentage increase in the maximum theoretical power output of a wind turbine?
A. Doubling the area of the blades
B. Doubling the density of the fluid
C. Doubling the radius of the blades
D. Doubling the speed of the fluid
[1]
Markscheme
D