일반물리학 1 · Gravitation · Problem 38
일반물리학 1 — Gravitation: Problem 38
38 An asteroid, whose mass is \( 2.0 \times 10^{-4} \) times the mass of Earth, revolves in a circular orbit around the Sun at a distance that is 3.0 times Earth’s distance from the Sun. (a) Calculate the period of revolution of the asteroid in years. (b) What is the ratio of the kinetic energy of the asteroid to the kinetic energy of Earth?
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