DP Physics (last assessment 2024)

Question 18M.1.SL.TZ2.28

Date	May 2018	Marks available	[Maximum mark: 1]	Reference code	18M.1.SL.TZ2.28
Level	SL	Paper	1	Time zone	TZ2
Command term		Question number	28	Adapted from	N/A

28.

[Maximum mark: 1]

18M.1.SL.TZ2.28

A wind turbine has a power output p when the wind speed is v. The efficiency of the wind turbine does not change. What is the wind speed at which the power output is $\frac{p}{2}$ ?

A. $\frac{v}{4}$

B. $\frac{v}{{\sqrt 8 }}$

C. $\frac{v}{2}$

D. $\frac{v}{{\sqrt[3]{2}}}$

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Core » Topic 8: Energy production » 8.1 – Energy sources

Core » Topic 8: Energy production

Question 18M.1.SL.TZ2.28

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