3.14 [g] moves eastward with speed vA = 6. 25 [m/s]. It then collides with another A puck with mass MA puck of mass mg = 2.99 [g] and is moving northward with a speed vg = 3. 65 [m/s]. After the collision, puck A now moves at 34.0° north of east, while puck B moves at 35.0° south of east.
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A. What are the speeds of the two pucks after the collision?
B. Is energy lost or gained in the system? Support your answer by calculating the change in
mechanical energy of the system.
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