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⇤ ← Revision 1 as of 2013-06-12 16:47:40
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Size: 1918
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| * '''Bay:''' [:MechanicsCabinetBayA11:(A11)] | * '''Bay:''' [:MechanicsCabinetBayA10:(A10)] |
[:PiraScheme#Mechanics: Table of Mechanics Demonstration] |
[:MEEquipmentList: List of Mechanics Equipment & Supplies] |
[:Demonstrations:Lecture Demonstrations] |
Hoberman Sphere, 1Q40.22
Topic and Concept:
Rotational Dynamics, [:RotationalDynamics#ConsrvationAngMomentum: 1Q40. Conservation of Angular Momentum]
Location:
Cabinet: [:MechanicsCabinet:Mechanic (ME)]
Bay: [:MechanicsCabinetBayA10:(A10)]
Shelf: #1,2,3..
attachment: mainPhoto
Abstract:
A collapsible sphere suspended from the ceiling is given a spin. A weight attached to the collapse mechanism is dropped causing the sphere to reduce its moment of inertia. Upon collapsing, the rotational speed of the sphere increase showing that angular momentum is conserved.
Equipment |
Location |
ID Number |
|
|
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Hoberman Sphere |
[:MechanicsCabinetBayB1: ME, Bay B1, Shelf #2] |
|
all other parts |
[:MechanicsCabinetBayB1: ME, Bay B1, Shelf #2] |
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Important Setup Notes:
Setup and Procedure:
- List steps for setup then procedure.
- ...
Cautions, Warnings, or Safety Concerns:
Discussion:
Discuss the physics behind the demonstration, explaining some of the various steps of the demonstration when appropriate.
attachment: photo |
attachment: photo |
attachment: photo |
attachment: photo |
Videos:
[https://www.youtube.com/user/LectureDemostrations/videos?view=1 Lecture Demonstration's Youtube Channel]
References:
[https://en.wikipedia.org/wiki/Hoberman_sphere Wikipedia - Hoberman Sphere]
[https://en.wikipedia.org/wiki/Angular_momentum Wikipedia - Angular Momentum]
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