An object of mass 3.0 kg is held in placespring with spring constant k = 185 N/mrests on a horizontal plane surfacewithout turning on. The other end of the springconnected to the wall. Another thinga mass of 1.6 kg is thrown towards a mass of 3.0kg and pound it with an elastic impactperfect. Maximum spring compression is 80cm. Determine the speed of the incoming mass (mass1.6kg).

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