H2P-531
Circular orbits
H2 Physics · JC 2 · Hard · Circular orbits
A satellite of mass 800 kg orbits a planet of mass kg in a circular orbit of radius m. Take N m² kg⁻². What is the kinetic energy of the satellite?
- 2.0×10¹⁰ J
- 5.0×10¹⁰ J
- 1.3×10¹⁰ J
- 2.5×10⁹ J
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