实验次数 |
l |
2 |
3 |
钩码重G/N |
4 |
4 |
6 |
钩码上升高度h/m |
0.1 |
0.1 |
0.1 |
绳端拉力F/N |
1.8 |
1.6 |
2.4 |
绳端移动距离s/m |
0.3 |
0.4 |
|
机械效率η |
74.1% |
62.5% |