A satellite circles planet Roton every 2.8 h in an orbit having a radius of 1.2 × 10^7 m. If the radius of Roton is 5.0 × 10^6 m, what is the magnitude of the free-fall acceleration on the surface of Roton?
a. 31 m/s2
b. 27 m/s2
c. 34 m/s2
d. 40 m/s2
e. 19 m/s2
B
Physics & Space Science
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