在光滑的水平台子上静止着一块长50cm质量为1kg的木板,板的左端静止着一块质量为1kg的铜块,铜块的底面边长较小,相对于50cm的板长可忽略不计.一颗质量为10g的子弹以200m/s的速度从正左方水平
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/17 01:08:28
![在光滑的水平台子上静止着一块长50cm质量为1kg的木板,板的左端静止着一块质量为1kg的铜块,铜块的底面边长较小,相对于50cm的板长可忽略不计.一颗质量为10g的子弹以200m/s的速度从正左方水平](/uploads/image/z/7788361-49-1.jpg?t=%E5%9C%A8%E5%85%89%E6%BB%91%E7%9A%84%E6%B0%B4%E5%B9%B3%E5%8F%B0%E5%AD%90%E4%B8%8A%E9%9D%99%E6%AD%A2%E7%9D%80%E4%B8%80%E5%9D%97%E9%95%BF50cm%E8%B4%A8%E9%87%8F%E4%B8%BA1kg%E7%9A%84%E6%9C%A8%E6%9D%BF%2C%E6%9D%BF%E7%9A%84%E5%B7%A6%E7%AB%AF%E9%9D%99%E6%AD%A2%E7%9D%80%E4%B8%80%E5%9D%97%E8%B4%A8%E9%87%8F%E4%B8%BA1kg%E7%9A%84%E9%93%9C%E5%9D%97%2C%E9%93%9C%E5%9D%97%E7%9A%84%E5%BA%95%E9%9D%A2%E8%BE%B9%E9%95%BF%E8%BE%83%E5%B0%8F%2C%E7%9B%B8%E5%AF%B9%E4%BA%8E50cm%E7%9A%84%E6%9D%BF%E9%95%BF%E5%8F%AF%E5%BF%BD%E7%95%A5%E4%B8%8D%E8%AE%A1.%E4%B8%80%E9%A2%97%E8%B4%A8%E9%87%8F%E4%B8%BA10g%E7%9A%84%E5%AD%90%E5%BC%B9%E4%BB%A5200m%2Fs%E7%9A%84%E9%80%9F%E5%BA%A6%E4%BB%8E%E6%AD%A3%E5%B7%A6%E6%96%B9%E6%B0%B4%E5%B9%B3)
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