Consider an object of mass m orbiting the Earth at a radius r. (a) Find the speed
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Consider an object of mass m orbiting the Earth at a radius r.
(a) Find the speed of the object.
(b) Show that the total mechanical energy of this object is equal to (-1) times its kinetic energy.
(c) Does the result of part (b) apply to an object orbiting the Sun? Explain.
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