Linear Momentum & Collisions

  • #1
A .45kg piece of putty is dropped from a height of 2.5m above a flat surface. When it hits the surface, the putty comes to a rest in .30s. What is the average force exerted on the putty by the surface?

V=d•t

F=m•a

a=v/t
 

Answers and Replies

  • #2
Doc Al
Mentor
45,085
1,396
impulse

Hint: Consider the impulse delivered by surface.
 

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