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引力常量是哪个实验

更新时间: 2020-10-28 00:00:00     

引力常量是卡文迪许扭秤的模型实验,引力常量是物理学术语,万有引力常量G的准确值计算公式为:G=rV^2/M。其中,M是母星质量,V为行星或卫星的线速度,r为行星或卫星的轨道半径。根据万有引力定律,大球会对小球产生引力,T形架会随之扭转,只要测出其扭转的角度,就可以测出引力的大小。当然由于引力很小,这个扭转的角度会很小。

关键词: 引力 常量 哪个 实验

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