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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
6
-5
-4
-3
-2
-1
1
2
4
-2
-6
X (m)
4.
2.
U (Joule)

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