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What force does earth's gravity exerts on a 81kg astronaut who is orbiting in a space station at a distance from the SURFACE of the earth equal to 2 earth radii? Show your calculations.Your answer must be in newtons help !
 one year ago
 one year ago
What force does earth's gravity exerts on a 81kg astronaut who is orbiting in a space station at a distance from the SURFACE of the earth equal to 2 earth radii? Show your calculations.Your answer must be in newtons help !
 one year ago
 one year ago

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SerikMBBest ResponseYou've already chosen the best response.1
G is the universal gravitational constant G = 6.6726 x 1011Nm2/kg2
 one year ago

SerikMBBest ResponseYou've already chosen the best response.1
M mass of earth m mass of astranaut Rradius of earth/ or just a distance of two objects, here it is 2 times of earth radius
 one year ago

JFraserBest ResponseYou've already chosen the best response.0
^ the astronaut is 2 earth radii from the SURFACE, so his distance is really 3x the earth's radius
 one year ago
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