brie1112 brie1112

15-11-2022
Physics

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a windmill is designed to operate at 20 rpm in a 15 mph wind and produce 300 kw of power. the blades are 175 ft in diameter. a model windmill 1.75 ft in diameter is to be tested at 90 mph wind velocity. what rotor speed (rpm) should be used and what power should be expected?

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