A 1.5ton automobile crashed into a wall at a speed of 10mi/h. the car moved 5in. before being
brought to rest. What was the average force exerted on the wall be the car?
Given:
m=1500 kgm=1500\:\rm kgm=1500kg
v0=10 mi/h=4.47 m/sv_0=10\:\rm mi/h=4.47\:\rm m/sv0=10mi/h=4.47m/s
d=5 in=0.127 md=5\:\rm in=0.127\: md=5in=0.127m
The average force exerted on the wall by a car
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