如图所示,甲、乙、丙三个球所受重力均为2N,则下列说法正确的是( )A.丙通过乙对甲产生向下的拉力为2NB.甲对乙的拉力为4N C.甲对丙不产生拉力 D.丙对乙的拉力为2N 答案是BDC,BD我
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/04 03:39:37
![如图所示,甲、乙、丙三个球所受重力均为2N,则下列说法正确的是( )A.丙通过乙对甲产生向下的拉力为2NB.甲对乙的拉力为4N C.甲对丙不产生拉力 D.丙对乙的拉力为2N 答案是BDC,BD我](/uploads/image/z/4778495-71-5.jpg?t=%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2C%E7%94%B2%E3%80%81%E4%B9%99%E3%80%81%E4%B8%99%E4%B8%89%E4%B8%AA%E7%90%83%E6%89%80%E5%8F%97%E9%87%8D%E5%8A%9B%E5%9D%87%E4%B8%BA2N%2C%E5%88%99%E4%B8%8B%E5%88%97%E8%AF%B4%E6%B3%95%E6%AD%A3%E7%A1%AE%E7%9A%84%E6%98%AF%EF%BC%88%E3%80%80%E3%80%80%EF%BC%89A%EF%BC%8E%E4%B8%99%E9%80%9A%E8%BF%87%E4%B9%99%E5%AF%B9%E7%94%B2%E4%BA%A7%E7%94%9F%E5%90%91%E4%B8%8B%E7%9A%84%E6%8B%89%E5%8A%9B%E4%B8%BA2NB%EF%BC%8E%E7%94%B2%E5%AF%B9%E4%B9%99%E7%9A%84%E6%8B%89%E5%8A%9B%E4%B8%BA4N+C%EF%BC%8E%E7%94%B2%E5%AF%B9%E4%B8%99%E4%B8%8D%E4%BA%A7%E7%94%9F%E6%8B%89%E5%8A%9B+D%EF%BC%8E%E4%B8%99%E5%AF%B9%E4%B9%99%E7%9A%84%E6%8B%89%E5%8A%9B%E4%B8%BA2N+%E7%AD%94%E6%A1%88%E6%98%AFBDC%2CBD%E6%88%91)
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来源:学生作业帮助网 编辑:作业帮 时间:2024/08/04 03:39:37