如图(麻烦高手搜下),a,b,c是在地球大气层外圆形轨道上运动的三颗卫星,a和b质量相等且小于c的质量,则A. b所需向心力最小B. b.c的周期相同且大于a的向心加速度C. b.c的向心加速度大小相等,
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![如图(麻烦高手搜下),a,b,c是在地球大气层外圆形轨道上运动的三颗卫星,a和b质量相等且小于c的质量,则A. b所需向心力最小B. b.c的周期相同且大于a的向心加速度C. b.c的向心加速度大小相等,](/uploads/image/z/11312904-48-4.jpg?t=%E5%A6%82%E5%9B%BE%EF%BC%88%E9%BA%BB%E7%83%A6%E9%AB%98%E6%89%8B%E6%90%9C%E4%B8%8B%EF%BC%89%2Ca%2Cb%2Cc%E6%98%AF%E5%9C%A8%E5%9C%B0%E7%90%83%E5%A4%A7%E6%B0%94%E5%B1%82%E5%A4%96%E5%9C%86%E5%BD%A2%E8%BD%A8%E9%81%93%E4%B8%8A%E8%BF%90%E5%8A%A8%E7%9A%84%E4%B8%89%E9%A2%97%E5%8D%AB%E6%98%9F%2Ca%E5%92%8Cb%E8%B4%A8%E9%87%8F%E7%9B%B8%E7%AD%89%E4%B8%94%E5%B0%8F%E4%BA%8Ec%E7%9A%84%E8%B4%A8%E9%87%8F%2C%E5%88%99A.+b%E6%89%80%E9%9C%80%E5%90%91%E5%BF%83%E5%8A%9B%E6%9C%80%E5%B0%8FB.+b.c%E7%9A%84%E5%91%A8%E6%9C%9F%E7%9B%B8%E5%90%8C%E4%B8%94%E5%A4%A7%E4%BA%8Ea%E7%9A%84%E5%90%91%E5%BF%83%E5%8A%A0%E9%80%9F%E5%BA%A6C.+b.c%E7%9A%84%E5%90%91%E5%BF%83%E5%8A%A0%E9%80%9F%E5%BA%A6%E5%A4%A7%E5%B0%8F%E7%9B%B8%E7%AD%89%2C)
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