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QUESTION
0 g bullet strikes a 0.30 103 N/m and sets it into vibration with an amplitude of 21.
A 20.0 g bullet strikes a 0.600 kg block attached to a fixed horizontal spring whose spring stiffness constant is 7.30 103 N/m and sets it into vibration with an amplitude of 21.5 cm. What was the speed of the bullet before impact if the bullet and block move together after impact?
