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Mathematics 13 Online
OpenStudy (anonymous):

Two trolleys X and Y with momenta 20 Ns and 12 Ns respectively travel along a straight line in opposite directions before collision. After collision the directions of motion of both trolleys are reversed and the magnitude of the momentum of X is 2 Ns. What is the magnitude of the corresponding momentum of Y?

OpenStudy (ash2326):

@ashish01 Seems that you are new here. This is a Physics question. Please post it in the Physics subject. http://openstudy.com/study#/groups/Physics Thanks:)

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