# Rotational Dynamics

## D3-33: Centripetal Acceleration - Rotating Ball and Brick

Purpose: To illustrate centripetal acceleration and the associated forces

## J5-30: OMEGA LEVITRON

Category: J5 Magnetostatics
Purpose: Show an interesting demonstration of magnetism.

## G3-20: WAVE APPARATUS

Purpose: Demonstrate transverse and longitudinal wave motion.

## G1-12: PENDULUM AND ROTATING BALL

Purpose: Demonstrate that simple harmonic motion is the projection of uniform circular motion.

## F4-22: SPINNING WATER BUCKET

Category: F4 Fluid in Motion
Purpose: Illustrate the reaction force on spinning water and the shape of the water surface.

## F4-21: LIQUID IN SPINNING SPHERE

Category: F4 Fluid in Motion
Purpose: Show the behavior of a liquid when subjected to a centripetal force.

## D5-24: ROTATING PENDULA - LENGTH VS. HEIGHT

Purpose: Show that pendula of different length suspended from the same point rotating at the same angular speed rise to the same vertical height.

## D5-23: ROTATING BEAD ON LOOP

Purpose: Demonstrate the presence of a "critical parameter" which determines the dynamic behavior of a simple physical system.

## D5-22: ROTATING PENDULUM

Purpose: Demonstrate the presence of a "critical parameter" which determines the dynamic behavior of a simple physical system.

## D5-21: BALL ROLLING ON ROTATING DISC

Purpose: Show that a sphere rolling on a rotating disc will move in circles.

## D5-12: CORIOLIS EFFECT - WATER JET

Purpose: Model the Coriolis effect.

## D5-11: CORIOLIS EFFECT - BALL ON ROTATING PLATFORM

Purpose: Illustrate the Coriolis effect.

## D5-08: WINEGLASS AND OLIVE

Purpose: Conundrum involving angular motion.

## D5-07: STABLE AND UNSTABLE PRINCIPAL AXES

Purpose: Show that rotation about the principal axis of smaller moment of inertia is unstable and changes to rotation about the principal axis of maximum moment of inertia.

## D4-27: EULER'S DISK

Category: D4 Gyroscopes
Purpose: Demonstrate kinematics and inertia.

## D5-06: FIDDLESTICK

Purpose: Illustrate weird rotational effects and to demonstrate transformation of gravitational potential energy into rotational energy.

## D5-04: SPINNING BOOK

Purpose: Illustrate the effect rotation about the various principal axes on stability.

## D5-02: FOOTBALL

Purpose: Example of a gyroscopic effect.

## D3-41: AIR TABLE - RECTANGULAR PUCK COLLISIONS

Purpose: Qualitatively show conservation of angular momentum in collisions of a circular puck with a rectangular puck.

## D3-32: KEYWHIP

Purpose: Demonstrate angular momentum conservation in a surprising way.
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• #### L3-01: OPTICAL BOARD - CONVEX SPHERICAL MIRROR

Show reflection of light rays from a convex mirror Read More
• #### L3-02: OPTICAL BOARD - RAY DIAGRAM - CONVEX MIRROR

Determine the image position for an object in front of a convex mirror using the three principal rays Read More
• #### L3-03 LARGE CONVEX MIRROR (60cm)

Show the image of a convex mirror Read More
• #### L3-11: OPTICAL BOARD - CONCAVE SPHERICAL MIRROR

Illustrate reflection from a concave spherical mirror Read More
• #### L3-12: OPTICAL BOARD - RAY DIAGRAM - CONCAVE MIRROR

Locate the image of a concave mirror by using the three principal rays Read More
• #### L3-13: OPTICAL BOARD - SPHERICAL ABERRATION IN CONCAVE MIRROR

Show spherical aberration in a spherical mirror Read More
• #### L3-14 LARGE CONCAVE MIRROR (60cm)

Illustrate the types of images created by a concave mirror Read More
• #### L3-16 FOCUSING OF HEAT WAVES BY MIRRORS

Demonstrate that concave mirrors can focus heat waves Read More
• #### L3-18: FOCUSING OF HEAT WAVES - OVERHEAD PROJECTOR

Illustrate focusing of heat in a very dramatic way Read More
• #### L3-19 PENNY AND PARABOLIC MIRRORS

Classic illusion of penny levitating above a pair of parabolic concave mirrors Read More
• #### L3-20: APPARENT REFLECTION FROM REAL IMAGE

Illusion of laser beam reflecting off an image Read More
• #### L3-21: LIGHT BULB AND PARABOLIC MIRROR

Optical illusion with real image of a concave mirror Read More
• #### l3-22: MIRAGE

Demonstrate an optical illusion using concave mirrors Read More
• #### L3-23: IMAGE ON SCREEN USING CONCAVE MIRROR

Show an image produced by a concave mirror Read More
• #### L3-24: OPTICAL BOARD - SPHERICAL AND PARABOLIC MIRRORS

Demonstrate the difference in spherical aberration between concave spherical and parabolic mirrors Read More
• #### L3-25: IMAGE LOCATION WITH TV CAMERA - CONCAVE MIRROR

Locate the image position for a concave mirror Read More
• #### L3-26: PENDULUM AND SPHERICAL MIRROR

Optical illusion using concave mirror Read More
• #### L3-31 GIANT 160cm MIRROR - CONCAVE AND CONVEX

Dramatic demonstration of images of concave and convex mirrors Read More
• #### L3-32: CYLINDRICAL MIRROR DEMONSTRATOR

Demonstration of cylindrical concave and convex mirrors Read More
• #### L3-33: VANITY MIRROR

Show the image produced by a concave mirror Read More
• #### L3-41: ANAMORPHIC ART

Demonstrate a type of anamorphic art Read More
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