50.  John’s mass is 86 kg, and Barbara’s is 55 kg. He is standing on the x axis at xJ = +9.0 m, while she is standing on the x axis at xB = +2.0 m. They switch positions. How far and in which direction does their center of mass move as a result of the switch?

 

In first positions

 

 

 

In second positions

 

 

 

 

 

 

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This page last updated on January 11, 2020