va (m/s) | vf (m/s) | f |
0.930 | 40 | 0.2 |
0.466 | 40 | 0.4 |
0.311 | 40 | 0.6 |
0.233 | 40 | 0.8 |
0.186 | 40 | 1.0 |
0.156 | 40 | 1.2 |