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# S04 - Physics 4A FIRST EXAM Chapters 1 4 Spring 2004 Name...

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Physics 4A FIRST EXAM Chapters 1 - 4 Spring 2004 1 Name:_________________________________________ Solve the following problems in the space provided. Use the back of the page if needed. Each problem is worth 20 points. You must show your work in a logical fashion starting with the correctly applied physical principles shown on the last page. Your score will be maximized if your work is easy to follow because partial credit will be awarded. 1. The velocity of an object as a function of time is shown in the graph at the right. Answer the following questions about the object’s motion. Be sure to explain your reasoning for full credit. (a)When is the velocity a maximum? (b)What is the maximum velocity? (c)When is the velocity zero? (d)When is the acceleration zero? (e) When is the acceleration a maximum? (f)What is the maximum acceleration? (g)When is the object the farthest away from its starting point? (h)How can you tell if the object will ever return to its starting point?

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Physics 4A FIRST EXAM Chapters 1 - 4 Spring 2004 2 2. A runner stealing second base is running at 8.00m/s.
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