Question
Sun February 12, 2012 By: Saara Acharya

A ball moving with a momentum of 5kgm/s strikes a wall at an angle of 45degree and is reflected at the same angle.Calculate the change in momentum(magnitude only).

Expert Reply
Sun February 12, 2012
There is no change in the momentum as the total momentum is conserved in all collisions, elatic as well as inelastic.
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