Physics / Dynamics

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An object is 6000 mi from the surface of a 4000 mi diameter planet. If the relative speed is 12000 mi/hr and the surface gravity of the planet is 12.9 ft/s^2, determine the impact velocity at the surface.

Given answer: 15460 mi/hr

Thanks in advance.

  • Physics / Dynamics -

    Nevermind, I got it. :)

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