# Rotational Dynamics

## D1-52: FAIRGROUND ROTOR

Purpose: Illustrate the application of rotational forces

## D1-44: ACCELEROMETERS AND FRAMES OF REFERENCE

Purpose: Demonstrate the direction of the acceleration in both rotational and translational coordinate systems

## G1-11 COMPARISON OF SHM AND UCM

Purpose: Demonstrates the relationship between simple harmonic motion and uniform circular motion.

## D5-05 CELTS

Purpose: Illustrates a wierd rotational device

## D5-01 TIPPE TOP

Purpose: Gyroscopic effect examples

## D4-03: BICYCLE WHEEL GYROSCOPE ON PIVOT

Category: D4 Gyroscopes
Purpose: Demonstrates gyroscopic precession and nutation

## D3-05 ROTATING CHAIR AND BICYCLE WHEEL

Purpose: Illustrates conservation of angular momentum

## D3-03 ROTATING CHAIR AND WEIGHTS

Purpose: Illustrates conservation of angular momentum

## D3-02: MASS ON STRING - ORBITS WITH VARYING RADIUS

Purpose: Illustrates conservation of angular momentum

## D3-01 MASSES SLIDING ON ROTATING CROSSARM

Purpose: Illustrates conservation of angular momentum

## D2-31 OBERBECK CROSS

Purpose: Illustrates rotational analog of Newton's second law of motion

## D2-02: Miscellaneous Rolling Bodies On Inclined Plane

Purpose: Demonstrates effect of rotational inertia on acceleration of an object

## D2-01 RING AND DISC ON INCLINED PLANE

Purpose: Demonstrates effect of rotational inertia on acceleration of an object

## D1-61: Rolling versus Sliding

Purpose: Applies conservation of energy to a rolling object

## D1-53 LOOP-THE-LOOP

Purpose: Demonstrates centripetal force and conservation of energy in a rotating object

## D1-51 BANKED CURVE MODEL

Purpose: Aid in explaining banked turns

## D1-41 ROTATING WATER BUCKET

Purpose: Demonstrates centripetal force and centrifugal reaction

## D1-37 MUDSLINGER

Purpose: Illustrates centripetal force and that instantaenous velocity is tangent to the circular path

## D1-35 CENTRIPETAL FORCE - ROTATING MASS

Purpose: Measures the required centripetal force for an object to move with uniform circular motion

## D1-34 ROTATING MASS ON SPRING

Purpose: Illustrates centripetal force
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• #### D3-01 MASSES SLIDING ON ROTATING CROSSARM

Illustrates conservation of angular momentum Read More
• #### D3-02: MASS ON STRING - ORBITS WITH VARYING RADIUS

Illustrates conservation of angular momentum Read More
• #### D3-03 ROTATING CHAIR AND WEIGHTS

Illustrates conservation of angular momentum Read More
• #### D3-04: ROTATING STOOL AND WEIGHTS

Demonstrate conservation of angular momentum. Read More
• #### D3-05 ROTATING CHAIR AND BICYCLE WHEEL

Illustrates conservation of angular momentum Read More
• #### D3-06: ROTATING CHAIR - HELICOPTER MODEL

Demonstrate conservation of angular momentum Read More
• #### D3-07: ROTATING PLATFORM

Demonstrate rotational kinematics and inertia. Read More
• #### D3-12: SWING MODEL

Model the pumping of a swing using conservation of angular momentum. Read More
• #### D3-21: INVERSE SPRINKLER - GLASS MODEL

This is a non-working sprinkler that was used for data in an American Journal of Physics paper. Read More
• #### D3-22: INVERSE SPRINKLER - METAL MODEL

Demonstrate the Feynman inverse sprinkler effect. Read More
• #### D3-31: AIR TABLE - TETHERBALL

Show qualitatively an example of non-conservation of angular momentum. Read More
• #### D3-32: KEYWHIP

Demonstrate angular momentum conservation in a surprising way. Read More
• #### D3-33: Centripetal Acceleration - Rotating Ball and Brick

Illustrate centripetal force and its relationship to velocity and radius. Read More
• #### D3-41: AIR TABLE - RECTANGULAR PUCK COLLISIONS

Qualitatively show conservation of angular momentum in collisions of a circular puck with a rectangular puck. Read More
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