H2P-321
Centripetal acceleration
H2 Physics · JC 2 · Hard · Centripetal acceleration
A satellite moves in a circular orbit of radius 7.5 × m around a planet. Its speed is 6.0 × m s. What is the centripetal acceleration of the satellite?
- 0.80 m s
- 4.8 m s
- 12 m s
- 45 m s
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