physics

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The satellite is in a circular orbit 400 km above the Earth's surface, where the free-fall acceleration is 8.71 m/s2. The radius of the Earth is 6400 km. Determine the speed of the satellite.

  • physics -

    mv²/(R+h)=g
    v=sqrt{g(R+h)/m}

  • physics -

    7580m/s^2

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