Solved: Suppose a car manufacturer tested its cars for
Chapter 2, Problem 61(choose chapter or problem)
Suppose a car manufacturer tested its cars for front-end collisions by hauling them up on a crane and dropping them from a certain height, (a) Show that the speed just before a car hits the ground, after falling from rest a vertical distance H. is given by \/2gH . What height corresponds to a collision at (b) 60 km/h? (c) 100 km/h?
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