填空题 适中0.65 引用1 组卷130
(1)如图所示体温计的示数为_____ °C。
![](https://img.xkw.com/dksih/QBM/2021/7/18/2767123544776704/2769732477132800/STEM/aa9d9c97-5545-4c69-b376-b12e8ce1a379.png)
(2)组装如图所示滑轮组,使绳子自由端拉力F最小。______
![](https://img.xkw.com/dksih/QBM/2021/7/18/2767123544776704/2769732477132800/STEM/239368a7-802a-4fcc-8f67-eff2d1c500a9.png?resizew=60)
![](https://img.xkw.com/dksih/QBM/2021/7/18/2767123544776704/2769732477132800/STEM/aa9d9c97-5545-4c69-b376-b12e8ce1a379.png)
(2)组装如图所示滑轮组,使绳子自由端拉力F最小。
![](https://img.xkw.com/dksih/QBM/2021/7/18/2767123544776704/2769732477132800/STEM/239368a7-802a-4fcc-8f67-eff2d1c500a9.png?resizew=60)
20-21八年级下·北京昌平·期末
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