實驗次數(shù) |
動滑輪重G動/N |
物重G/N |
鉤碼上升高度h/m |
動力F/N |
繩端移動距離s/m |
滑輪組的機械效率η/% |
1 |
0.5 |
1 |
0.1 |
0.7 |
0.3 |
47.6 |
2 |
0.5 |
2 |
0.1 |
1.1 |
0.3 |
60.6 |
3 |
0.5 |
4 |
0.1 |
2 |
0.3 |
① |
4 |
1 |
4 |
0.1 |
② |
0.3 |
55.6 |