Marble spiralling inside a cylinder- New video

  • Context: Undergrad 
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    Cylinder Marble
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Discussion Overview

The discussion revolves around a new video related to the behavior of a marble spiraling inside a cylinder, referencing an earlier thread on the same topic. Participants explore the implications of this behavior in various contexts, including sports and physics demonstrations.

Discussion Character

  • Exploratory
  • Technical explanation
  • Conceptual clarification

Main Points Raised

  • One participant shares a personal observation about basketball shots and how the ball can rotate around the rim, suggesting a connection to the marble's behavior in the cylinder.
  • Another participant mentions a follow-up video by Steve Mould that uses a bouncing ball to illustrate concepts related to rolling in a cylinder.
  • A participant expresses a desire to clarify their previous explanations in the earlier thread, indicating a continuity of discussion over time.
  • There is an acknowledgment of a previous contribution that inspired the new video, highlighting the collaborative nature of the discussion.

Areas of Agreement / Disagreement

Participants appear to share interest in the topic and its implications, but there is no clear consensus on the interpretations or applications of the concepts discussed.

Contextual Notes

The discussion references earlier contributions and videos, indicating a layered understanding of the topic that may depend on prior knowledge or context from the original thread.

Who May Find This Useful

Readers interested in the dynamics of motion, sports physics, or those following the evolution of discussions on marble behavior in cylindrical contexts may find this thread engaging.

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Huh, very interesting!

Sometimes when I'm shooting basketball hoops, my shot will be off-center but inside the hoop. If it catches the rim just right (just wrong?), I can see several rotations around the inside of the rim before the ball finally falls through or gets spit back out. Several times I could have sworn that the center of gravity of the basketball was below the plane of the rim before it got shot back out, and maybe this video shows an explanation of why that can happen. It will still be frustrating to miss like that, but at least now I'll know why...
 
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A.T. said:
Steve Mould made a follow up video
With a contributing video from you, which inspired this one, if I may add ;).
 

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