An object has a weight W when it is on the surface of a planet of radius R. What will be the gravitational force on the object after it has

Question

An object has a weight W when it is on the surface of a planet of radius R. What will be the gravitational force on the object after it has been moved to a distance of 4R from the center of the planet?

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Ladonna 5 years 2021-09-01T01:17:17+00:00 1 Answers 6 views 0

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  1. haidang
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    2021-09-01T01:19:14+00:00
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    Answer:

    W/16

    Explanation:

    The force of gravity, W = mg = GMm/R²

    When R increases by a factor of four, W decreases by 4² or 16.

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