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Physics, 24.10.2021 14:00 kayranicole1
4) In one case, a sports car, its engine running, is driven up a hill at a constant speed. In another case, a truck approaches a hill, and its driver turns off the engine at the bottom of the hill. The truck then coasts up the hill. Which vehicle the car, the truck, possibly both, or neither, is obeying the principle of conservation of mechanical energy
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4) In one case, a sports car, its engine running, is driven up a hill at a constant speed. In anothe...
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