Skidding on a Curve (Level Road, μ = 0.3) — Feel the limit and crash
Radius r (m)
180
Speed v (m/s)
18
Accel / Brake
Accelerate
Brake
Reset
Visual speed
5×
Limit: v ≤ √(μ g r)
with μ = 0.3
Safe
Velocity tangent
Required centripetal mv²/r
Available friction μmg
Hold Accelerate to push speed. When v crosses the limit, the car slides outward, leaves skid marks, and “crashes”.