During an automobile crash test, a 1000 kg car is sent towards a cement wall at a speed of 14 m/sec and bounces off with a velocity of 7 m/s in the opposite direction. If the time of impact is 0.08 seconds, how much force is exerted by the wall?

College Physics
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Author:Paul Peter Urone, Roger Hinrichs
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Chapter8: Linear Momentum And Collisions
Section: Chapter Questions
Problem 18PE: A 0.450-kg hammer is moving horizontally at 7.00 m/s when it strikes a nail and comes to rest after...
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How do you slove please help!!
During an automobile crash test, a 1000 kg car is sent
towards a cement wall at a speed of 14 m/sec and bounces
off with a velocity of 7 m/s in the opposite direction. If the
time of impact is 0.08 seconds, how much force is exerted
by the wall?
orrect Answer
-262,500 N
-175.000 N
ou Answered
87,500 N
Transcribed Image Text:During an automobile crash test, a 1000 kg car is sent towards a cement wall at a speed of 14 m/sec and bounces off with a velocity of 7 m/s in the opposite direction. If the time of impact is 0.08 seconds, how much force is exerted by the wall? orrect Answer -262,500 N -175.000 N ou Answered 87,500 N
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