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A heat engine has a useful power output of 3,500 W and an efficiency of 19 %. The engine expels 6,000 J of exhaust energy

A heat engine has a useful power output of 3,500 W and an efficiency of 19 %. The engine expels 6,000 J of exhaust energy in each cycle. (a) Find the energy taken in during each cycle. [ Give your answer in J to the nearest 1 J ]

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