By accident, a large plate is dropped and breaks into
Chapter , Problem 25(choose chapter or problem)
By accident, a large plate is dropped and breaks into three pieces. The pieces fl y apart parallel to the fl oor. As the plate falls, its momentum has only a vertical component and no component parallel to the fl oor. After the collision, the component of the total momentum parallel to the fl oor must remain zero, since the net external force acting on the plate has no component parallel to the fl oor. Using the data shown in the drawing, fi nd the masses of pieces 1 and 2.
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