An object disintegrates into two fragments. One fragment
Chapter 39, Problem 76(choose chapter or problem)
An object disintegrates into two fragments. One fragment has mass 1.00 MeV/c 2 and momentum 1.75 MeV/c in the positive x direction, and the other has mass 1.50 MeV/c 2 and momentum 2.00 MeV/c in the positive y direction. Find (a) the mass and (b) the speed of the original object.
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