3 ms·
.5 seconds is both incorrect, and plenty for a car that sees and responds instantly to make a car-length braking correction.
by rickycook 10y ago
.5 seconds is both incorrect, and plenty for a car that sees and responds instantly to make a car-length braking correction.
- WalterBright 10y agoA collision may not be avoidable, but every decrement to the speed will reduce its severity. It's the same idea as having crumple zones on a car body.