Question: The gravitational force exerted by Earth on a unit mass at a distance r from the center of the planet is where. M is the

The gravitational force exerted by Earth on a unit mass at a distance r from the center of the planet is where.

M is the mass of Earth, R is its radius, and G is the gravitational constant. Is F a continuous function of r?

GMr if r<R F(r) = if r>R

GMr if r R

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