Find the Orbital Speed of an Ice Cube in the Rings

question 7

Multiple Choice

Find the orbital speed of an ice cube in the rings of Saturn.The mass of Saturn is 5.68 x 10²⁶ kg,and use an orbital radius of 1.00 x 10⁵ km.(G = 6.67 × 10^-11 N ∙ m²/kg²)

• A)19.5 km/s
• B)27.5 km/s
• C)13.8 km/s

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