You bet, it would be like a sling shot. It would sling through the air like piece of shot and cause a lot of damage even at 30. Hope that helps some!
30mph
A lot, lot worse than a 30 mph crash, as the crashing object will take longer to stop.
30mph
30mph
30mph
48.28032 kph ==
i think 30mph
around 30mph
they can run 30mph
30mph
75 Feet
50km/h (30mph)