3. A potential energy function is shown below. a) A 250 gram mass is released from rest at x=3 m. Describe the motion. b) What is the greatest speed attained by the mass? 14 12 10 8 -5 -4 -3 -2 -1 4 -2 -6 X (m) 6. 4. 2. U (Joule)
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