Collision of two spinning billiard balls and the role of table

Fuente: arXiv
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1. Verfasser: Kim, Hyeong-Chan
Format: Preprint
Veröffentlicht: 2024
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author Kim, Hyeong-Chan
author_facet Kim, Hyeong-Chan
contents We study the collision dynamics of a spinning cue ball approaching a static object ball with equal mass on a plane, common in billiards. While typical collisions in billiards are nearly perfectly elastic, with a restitution coefficient close to 1 and low friction, we explore three deviations from ideal elastic collisions: The non-elastic nature, the friction effects between the balls during collision, the friction between the ball and the table. We describe the detailed collision outcomes, emphasizing the importance of considering frictions. We reveal that friction, both between the balls and with the table, significantly influences the post-collision motions, deviating from the expectations of a purely elastic collision. The insights gained contribute to a better understanding of ball dynamics, impacting strategies and gameplay in billiards.
format Preprint
id arxiv_https___arxiv_org_abs_2402_13258
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Collision of two spinning billiard balls and the role of table
Kim, Hyeong-Chan
Popular Physics
We study the collision dynamics of a spinning cue ball approaching a static object ball with equal mass on a plane, common in billiards. While typical collisions in billiards are nearly perfectly elastic, with a restitution coefficient close to 1 and low friction, we explore three deviations from ideal elastic collisions: The non-elastic nature, the friction effects between the balls during collision, the friction between the ball and the table. We describe the detailed collision outcomes, emphasizing the importance of considering frictions. We reveal that friction, both between the balls and with the table, significantly influences the post-collision motions, deviating from the expectations of a purely elastic collision. The insights gained contribute to a better understanding of ball dynamics, impacting strategies and gameplay in billiards.
title Collision of two spinning billiard balls and the role of table
topic Popular Physics
url https://arxiv.org/abs/2402.13258