【物理、匀速圆周运动】为什么?如果物体做匀速圆周运动,其向心力就是合力.Tell me why?1.如果物体做匀速圆周运动,其向心力就是合力.——这句话是对的.2.做圆周运动的物体所受各力的合力一
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![【物理、匀速圆周运动】为什么?如果物体做匀速圆周运动,其向心力就是合力.Tell me why?1.如果物体做匀速圆周运动,其向心力就是合力.——这句话是对的.2.做圆周运动的物体所受各力的合力一](/uploads/image/z/6688446-6-6.jpg?t=%E3%80%90%E7%89%A9%E7%90%86%E3%80%81%E5%8C%80%E9%80%9F%E5%9C%86%E5%91%A8%E8%BF%90%E5%8A%A8%E3%80%91%E4%B8%BA%E4%BB%80%E4%B9%88%3F%E5%A6%82%E6%9E%9C%E7%89%A9%E4%BD%93%E5%81%9A%E5%8C%80%E9%80%9F%E5%9C%86%E5%91%A8%E8%BF%90%E5%8A%A8%2C%E5%85%B6%E5%90%91%E5%BF%83%E5%8A%9B%E5%B0%B1%E6%98%AF%E5%90%88%E5%8A%9B.Tell+me+why%3F1.%E5%A6%82%E6%9E%9C%E7%89%A9%E4%BD%93%E5%81%9A%E5%8C%80%E9%80%9F%E5%9C%86%E5%91%A8%E8%BF%90%E5%8A%A8%2C%E5%85%B6%E5%90%91%E5%BF%83%E5%8A%9B%E5%B0%B1%E6%98%AF%E5%90%88%E5%8A%9B.%E2%80%94%E2%80%94%E8%BF%99%E5%8F%A5%E8%AF%9D%E6%98%AF%E5%AF%B9%E7%9A%84.2.%E5%81%9A%E5%9C%86%E5%91%A8%E8%BF%90%E5%8A%A8%E7%9A%84%E7%89%A9%E4%BD%93%E6%89%80%E5%8F%97%E5%90%84%E5%8A%9B%E7%9A%84%E5%90%88%E5%8A%9B%E4%B8%80)
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