Asked by Johnathon

A tennis ball of mass m = 0.065 kg and speed v = 35 m/s strikes a wall at a 45° angle and rebounds with the same speed at 45° (see figure). What is the impulse given to the wall?
Magnitude

Answers

Answered by bobpursley
well, the impulse was given perpendicular to the wall. THe compoent of velocity perpendicular is 35*.707, so change velocity is twice that.

impulse= 2*35*.707 kg m/s

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