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Guest
10 mph head wind. Her power o? A young woman is riding her bicycle at 20 mph along the Huckleberry Trail into a 10 mph head wind. Her power output is about:
0.4 horsepower
4 horsepower
4 kilowatts
10 horsepower
0.4 horsepower
4 horsepower
4 kilowatts
10 horsepower