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Physics 23 Online
OpenStudy (anonymous):

3. A truck hits a brick wall with a force of 120 N. The collision takes 2.0 seconds. a. What is the impulse of the impact? b. What is the change in momentum of the truck? c. If the truck was moving at a speed of 20 m/s, what is the new speed of the truck if the truck has a mass of 150 kg?

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