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physics.class-ph2026
On extracting momentum from supports: the bullet in the beam problem
Xiaoyu Zheng, Tianyi Guo, Peter Palffy-Muhoray
To gain insights into momentum transfer from the supporting environment, we consider the simple problem of a bullet, fired from below, into a wooden beam resting on two supports. T…
physics.class-ph2022
Whip dynamics in a freely falling chain
Tianyi Guo, Xiaoyu Zheng, Peter Palffy-Muhoray
In this work, we examine the whip dynamics in a freely falling chain. We consider an inextensible chain with free ends in the presence of gravity hanging from a fixed pulley. If th…