Question: Two concentric uniform spherical shells have masses M 1 and M 2 and radii a and 2a as in Figure. What is the magnitude of

Two concentric uniform spherical shells have masses M₁ and M₂ and radii a and 2a as in Figure. What is the magnitude of the gravitational force on a point mass m located?

(a) A distance 3a from the center of the shells?

(b) A distance 1.9a from the center of the shells?

У 2a M2 х

2a M2

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