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Lv 4
? asked in Science & MathematicsPhysics · 1 decade ago

How do I find the mass of a planet with just the radius of that planet and the acceleration due to gravity?

Is there a good equation for it?

1 Answer

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  • Steve
    Lv 7
    1 decade ago
    Favorite Answer

    Try this:

    g = GM/R²

    Solve it for M using the given value of g & R. G is the universal gravitational constant.

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