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Physics 21 Online
OpenStudy (beth12345):

The gravitational field strength is governed by an inverse square law. What is the gravitational field strength 200km above the Earth's surface, at the altitude of many manned space flights?

OpenStudy (anonymous):

apply the formula,F=(GMe)/(Re+d)^2....d=200km,Me=mass of the earth,Re=radius of the earth and G is the universal gravitational constant... put the value of each and get your answer.

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