Physics, 16.12.2019 23:31 ryleerose255
5. a 500 kg satellite is in a circular orbit at an altitude of 500 km above the earth's surface. because of air friction, the satellite eventually falls to the earth's surface, where it hits the ground with a speed of 2.00 km/s. how much energy was transformed into internal energy by means of air friction?
Answers: 2
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Africtionless piston-cylinder contains 50 l of saturated liquid r-134a. the piston has a mass and an area resulting in an applied pressure of 500 kpa on the refrigerant. the refrigerant is now heated until its temperature rises to 70∘c. calculate the work (in kj) done during this process.
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5. a 500 kg satellite is in a circular orbit at an altitude of 500 km above the earth's surface. bec...
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