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範例:重力位能與力學能守恆

質量為m的某行星繞質量M之星球作橢圓軌道運行，若近日距為r，遠日距為2r，求(1)由近日點到遠日點，萬有引力對行星作功(2)行星於近日點之速率(3)系統力學能。


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Posted in 重力位能的一般式.

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By admin – 2009 年 04 月 30 日

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