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AP® Physics C: Mechanics

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Moderate

Comparing Two Concentric Circular Orbits

APPHMC-SLYXDE

Two identical planets orbit a star in concentric circular orbits in the star's equatorial plane.

Of the two, the planet that is farther from the star must have a

A

larger acceleration due to gravity toward the star.

B

larger orbital velocity around the star.

C

greater period.

D

larger gravitational attraction to the star.

E

a larger universal gravitational constant.