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3
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Direction of friction of a rotating ring/disk
I'm trying to understand friction but I'm getting a bit confused...
If I have a ring rotating on the ground around its COM what is the direction of the friction?
If I have the same ring, but this time ...
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1
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How friction force synchronize linear velocity and angular velocity? [closed]
I am doing a simulation about moving balls on a surface. There are frictions between different balls and the surface. In the beginning, balls have a linear velocity and an angular velocity (which are ...
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2
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Why does an ice hockey stick, when thrown on ice always rotate and translate together before coming to rest? Why not only rotate or only translate?
When a hockey stick is thrown on ice it simultaneously rotates and translates before stopping. Friction probably plays the main role here, along with the shape of the stick. I think maybe it is due to ...