In this work, a 100-meter dash race will be analyzed using a model that describes the athlete as a bouncing ball added to the turbulent air drag effect.
Keywords
Mechanics; bouncing ball; dash race
In this work, a 100-meter dash race will be analyzed using a model that describes the athlete as a bouncing ball added to the turbulent air drag effect.
Keywords
Mechanics; bouncing ball; dash race
| Atleta | tr(ms) | h(m) | m(kg) | A(m2) |
|---|---|---|---|---|
| UB | 146 | 1,96 | 95 | 0,59 |
| TG | 144 | 1,83 | 73 | 0,50 |
| AP | 134 | 1,90 | 88 | 0.56 |
| Atleta | 1−R2 | tar(ms) | at(m/s2) | ϵ | Tcor(s) | vmax(m/s) | Ft(kN) | N p | fp(Hz) | yc(cm) |
|---|---|---|---|---|---|---|---|---|---|---|
| UB | 8×10−6 | 195 | 32,30 | 0,41 | 9,57 | 12,24 | 3,1 | 30,8 | 3,22 | 4,6 |
| TG | 1×10−5 | 161 | 28,27 | 0,44 | 9,69 | 12,07 | 2,1 | 35,3 | 3,64 | 3,2 |
| AP | 3×10−5 | 195 | 31,82 | 0,42 | 9,81 | 11,79 | 2,8 | 31,5 | 3,21 | 4,7 |
| Atleta | V0–10 | V10–20 | V20–30 | V30–40 | V40–50 | V50–60 | V60–70 | V70–80 | V80–90 | V90–100 |
|---|---|---|---|---|---|---|---|---|---|---|
| UB | 17.12 | -0.75 | 0.33 | 1.14 | -0.31 | -0.41 | -0.86 | 0.18 | 0.21 | 1.97 |
| TG | 18.40 | 0.61 | 0.26 | -0.05 | 0.38 | -1.4 | -0.64 | -0.23 | 0.81 | 2.23 |
| AP | 16.73 | -0.18 | 1.19 | 0.38 | -0.74 | -1.45 | -0.83 | -0.48 | 1.17 | 4.87 |
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