题目内容

一质量为m的人造地球卫星，在环绕地球的圆形轨道上飞行，轨道半径为r0，地球质量为M，万有引力常数为G。 (1)求卫星的动能和万有引力势能之和； (2)当轨道半径减小时，卫星的动能和万有引力势能是增大还是减小

查看答案

搜索结果不匹配？点我反馈

更多问题

A. Because she is busy.
Because she was sick.
C. Because she is lazy.
D. Because she doesn’t like it.