TD3 Dynamique du solide

200 m5m/s
10 m/s
500 m
80 kg
m= 2 kg R 0.35 m
R= 0.1m m = 5 kg
J
ω= 120rads−1t= 8s α
m= 10g r = 0.05m
ω60000 tours/min
16 m
11g g ≃10 ms−2
g= 10m/s2
J=1
2mr2

R M
r < R
O
−→
P−→ T
J M R
−→
T
−→
P
T r J
α
α γ
γ=g(1 + R2
2r2)−1
T=2MgR2
R2+ 2r2