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6. Two satellites orbit the Earth, with satellite 1 at a greater altitude than satellite 2. (a) Which satellite has the greater orbital speed? Explain. (b) Calculate the orbital speed of a satellite that orbits at an altitude of one Earth radius above the surface of the Earth. (c) Calculate the orbital speed of a satellite that orbits at an altitude of two Earth radii above the surface of the Earth.

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Solution Summary

The solution explains how to calculate the orbital speed of the satellite when its altitude is known. The orbital speed of the satellites that orbits at an altitude of two Earth radii above the surface of the Earth is calculated.

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(a) In a lower orbit, the gravitational force is stronger, resulting in a larger centripetal acceleration and a higher orbital speed for satellite 2.

Two satellites orbit the ...

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