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    ayan333's Avatar
    ayan333 Posts: 1, Reputation: 1
    New Member

    Dec 11, 2007, 05:49 PM
    Altitude above Earth's surface
    At what altitude above Earth's surface would the gravitational acceleration be 4.4 m/s2?
    Capuchin's Avatar
    Capuchin Posts: 5,255, Reputation: 656
    Uber Member

    Dec 12, 2007, 02:11 AM

    equate the two to get:

    Cancel m to get

    here a is g (4.4m/s/s), G is the gravitational constant, M is the mass of the Earth and g is the distance from the center of mass of the Earth.

    Should be easy from here.

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