| Date | May 2011 | Marks available | 1 | Reference code | 11M.1.SL.TZ1.27 |
| Level | Standard level | Paper | Paper 1 | Time zone | Time zone 1 |
| Command term | Question number | 27 | Adapted from | N/A |
Question
A wind turbine produces a power P when the wind speed is v. Assuming that the efficiency of the turbine is constant, the best estimate for the power produced when the wind speed becomes 2v is
A. 2P.
B. 4P.
C. 6P.
D. 8P.
Markscheme
D
Examiners report
[N/A]
Syllabus sections
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