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拔河为什么与摩擦力有关
更新时间: 2020-09-19 00:00:00  

拔河与摩擦力有关的原因如下:拔河的两个队,甲对乙施加了多大拉力,乙对甲也同时产生一样大小的拉力,可见,双方之间的拉力并不是决定胜负的因素,对拔河的两队进行受力分析,只要所受的拉力小于与地面的最大静摩擦力,就不会被拉动,所以,拔河与摩擦力有关。

关键词: 拔河 为什么 摩擦力 有关

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