Finding the angle for a collision?

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Finding the angle for a collision?

A ball falls vertically onto a fixed incline, and immediately after impact moves horizontally. If the coefficient of restitution is 0.77, what is the angle of the incline??

2007-05-20 19:20:39 · 1 answers · asked by ivan a 1 in Science & Mathematics ➔ Physics

1 answers

Since the angle of reflection is 90 degrees, then
tan(th)*1/.77=1, where th is the angle of the incline
th=37.6 degrees

j

2007-05-21 13:41:10 · answer #1 · answered by odu83 7 · 0⤊ 0⤋