What Is the Ratio of the Tidal Force in Newtons

question 2

Multiple Choice

What is the ratio of the tidal force in Newtons that Jupiter exerts on a 1 kg rock on Io to the force of the Io's own gravity on the same rock? (Useful data: M_Jupiter = 1.899 × 10²⁷ kilograms, r_Io = 3.642 × 10⁶ meters, the average Jupiter-Io distance is 4.216 × 10⁸ meters, and M_Io = 8.932 × 10²² kilograms)

• A) 18.0
• B) 32.5
• C) 12.1
• D) 99.6

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