The graph in Fig. P2.62 describes the acceleration as a
Chapter 2, Problem 2.62(choose chapter or problem)
The graph in Fig. P2.62 describes the acceleration as a function of time for a stone rolling down a hill starting from rest. (a) Find the stones velocity at and at (b) Sketch a graph of the stones velocity as a function of time. t = 2.5 s t = 7.5 s. acceleration during the last 5.1 s? (c) What is his average acceleration for the entire race? (d) Explain why your answer to part (c) is not the average of the answers to parts (a) and (b).
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