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A billiard ball is shot east at 2.80 m/s. A second, identical billiard ball is shot...

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Physics

A billiard ball is shot east at 2.80 m/s. A second, identicalbilliard ball is shot west at 1.20 m/s. The balls has a glancingcollision, not a head-on-collision, deflecting the second ball by90° and sending it north at 1.55 m/s. What is the angle that thevelocity of the first ball makes after the collision, with respectto the east direction?

Answer & Explanation Solved by verified expert
3.7 Ratings (377 Votes)
This problem is based on Law of Conservation of linear momentumIn an isolated system no external force the algebraicsum of momenta    See Answer
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