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OpenStudy (anonymous):
A wind turbine has blades that sweep an area of 2000m2 . It converts the power available in the wind to electrical power with an efficiency of 50%. What is the electrical power generated if the wind speed is 10ms–1? (The density of air is 1.3kgm–3.) A 130kW B 650kW C 1300kW D 2600kW
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