A Satellite That Is in a Circular Orbit 230 Km

question 12

Multiple Choice

A satellite that is in a circular orbit 230 km above the surface of the planet Zeeman-474 has an orbital period of 89 min.The radius of Zeeman-474 is 6.38 × 10⁶ m.What is the mass of this planet? (G = 6.67 × 10^-11 N ∙ m²/kg²)

• A)5.0 × 10²⁴ kg
• B)5.5 × 10²⁴ kg
• C)6.0 × 10²⁴ kg
• D)6.5 × 10²⁴ kg

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