Ball Motion Properties in Stun and Follow Shots

Anyone who has had the opportunity to learn the basics of billiards – whether Pool, Snooker, Carom, or Russian Pyramid – certainly knows the two basic rules which describe the motion of balls after collision. These are the so-called 90- and 30-degree rules.

This study attempts to demonstrate how these rules work for Russian Pyramid using high-speed video. (с) A. Sorokin.

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