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Alanding craft with mass 1.21×104 kg is in a circular orbit a distance 5.90×105 m above the surface of a planet. the period of the orbit is 5900 s . the astronauts in the lander measure the diameter of the planet to be 9.80×106 m . the lander sets down at the north pole of the planet.
what is the weight of an astronaut of mass 84.6 kg as he steps out onto the planet's surface?
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Alanding craft with mass 1.21×104 kg is in a circular orbit a distance 5.90×105 m above the surface...
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