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範例:行星圓周運動[93補指考]

圖中有一顆質量為m的人造衛星環繞地球做半徑為2R的圓軌道運動,R為地球半徑。地球的質量以M表示,萬有引力常數以G表示。試以GRMm表示該人造衛星的1. 圓周運動的速率 2.圓周運動的角速率 3.圓周運動的週期 4.總力學能。[93指定考補]


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Posted in 歷屆物理考題, 重力位能的一般式.

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