In a perfectly elastic collision between two identical smooth spheres of equal mass…
PHYSICS · Single correct · AP · Physics 1: Algebra-based · Linear Momentum · Linear Momentum
Problem
In a perfectly elastic collision between two identical smooth spheres of equal mass in which one sphere is initially at rest, the angle between their directions of motion immediately after the collision is
(a) 60∘
(b) 180∘
(c) 90∘
(d) 45∘