[:PiraScheme#Mechanics: Table of Mechanics Demonstration] [:MEEquipmentList: List of Mechanics Equipment & Supplies] [:Demonstrations:Lecture Demonstrations]

# Rotating Gizmo, 3A40.18

Topic and Concept:

• Newton's First Law, [:Newtons1STLaw#InertiaofRest: 1F20. Inertia of Rest]

Location:

attachment:Gizmo09-400.jpg

Abstract:

A device operated with a hand crank causes two small, circular discs to move in simple harmonic motion. One disc moves in a circular path while the other moves in a vertical line showing the physical correspondence of SHM with the "unit" circle (sinusoidal functions).

 Equipment Location ID Number Rotating Gizmo [:MechanicsCabinetBayA11: ME, Bay A11, Shelf T]

Important Setup Notes:

• N/A

Setup and Procedure:

1. Place device on tabletop and operate with the hand crank.

Cautions, Warnings, or Safety Concerns:

• N/A

Discussion:

Discuss the physics behind the demonstration, explaining some of the various steps of the demonstration when appropriate.

 attachment:Gizmo01-250.jpg attachment:Gizmo02-250.jpg attachment:Gizmo03-250.jpg attachment:Gizmo04-250.jpg attachment:Gizmo05-250.jpg attachment:Gizmo06-250.jpg attachment:Gizmo07-250.jpg attachment:Gizmo08-250.jpg

Videos:

References:

[:Instructional:Home]