Answer
a. 746W
b. 0.10hp
Work Step by Step
a. $$1 hp = (\frac{550 (ft)(lb)/s}{1hp})(\frac{4.45 N}{1 lb})(\frac{1 m}{3.28ft})=746 W$$
b. $$75 W(\frac{1 hp}{746W})=0.10 hp$$
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