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A 425 kg satellite is in a circular orbit at an altitude of 400 km above...

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Physics

A 425 kg satellite is in a circular orbit at an altitude of 400km above the Earth's surface. Because of air friction, thesatellite eventually falls to the Earth's surface, where it hitsthe ground with a speed of 2.00 km/s. How much energy wastransformed to internal energy by means of friction?
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Answer & Explanation Solved by verified expert
3.8 Ratings (499 Votes)
Using Energy conservation KEi PEi Wf KEf PEf KEi Initial kinetic energy of satellite 12mVi2 Vi Initial speed of satellite in circular orbit sqrt GMR R distance    See Answer
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