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An aircraft with a mass of 10,000 kg starts from rest at sea level and takes off, then flies to a cruising speed of 620 km/h and altitude of 10 km. assume g = 9.8 m/s' throughout the process what is the aircraft's change in potential energy? what is the aircraft's change in kinetic energy? a. b. answers: about 1000 and 150 mj, respectively
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