1
拉力(钩码总重)F/N
0
0.5
1.0
1.5
2.0
2.5
3
3.5
4
2
橡皮筋的总长度L/cm
4.5
5.1
5.7
6.3
6.9
7.5
8.1
8.3
8.4
橡皮筋的伸长量ΔL/cm
0.6
1.2
1.8
3.0
3.6
3.8
3.9