Rotational Dynamics
D1-55: ROTATING ELASTIC RINGS
Category: D1 Rotational Kinematics and Dynamics
Purpose:
Demonstrate "centrifugal reaction" and to indicate why the earth is oblate.
D1-43: INERTIAL FORCES - BALLS IN ROTATING JARS
Category: D1 Rotational Kinematics and Dynamics
Purpose:
Demonstrate inertial forces in bodies submerged in air and in water.
D1-42: ROTATING WATER BUCKET WITH SPONGE
Category: D1 Rotational Kinematics and Dynamics
Purpose:
Illustrate centripetal force and centrifugal reaction with a trick.
D1-40: CENTRIPETAL FORCE ON ROTATING RUBBER BAND
Category: D1 Rotational Kinematics and Dynamics
Purpose:
Demonstrate centripetal force and centrifugal reaction.
D1-39: PENNY AND COAT HANGER
Category: D1 Rotational Kinematics and Dynamics
Purpose:
Demonstrate centripetal force and centrifugal reaction in a dramatic way.
D1-36: AIR TABLE - CENTRIPETAL FORCE
Category: D1 Rotational Kinematics and Dynamics
Purpose:
Show that centripetal force varies with angular velocity.
D1-32: TRAJECTORY FROM CIRCULAR ORBIT
Category: D1 Rotational Kinematics and Dynamics
Purpose:
Show that the instantaneous velocity of an object executing uniform circular motion is tangent to the circle.
D1-31: TRAJECTORY FROM SPIRAL
Category: D1 Rotational Kinematics and Dynamics
Purpose:
Show that forces are required to create circular motion.
D1-30: TRAJECTORY FROM CIRCULAR ORBIT - OVERHEAD PROJECTOR
Category: D1 Rotational Kinematics and Dynamics
Purpose:
Show that the instantaneous velocity of an object executing uniform circular motion is tangent to the circle.
D1-21: ANGULAR VELOCITY - OBERBECK CROSS
Category: D1 Rotational Kinematics and Dynamics
Purpose:
Measure the angular velocity of a rotating object.
D1-12: ADDITION OF ANGULAR VELOCITIES
Category: D1 Rotational Kinematics and Dynamics
Purpose:
Illustrate the complex motion resulting from addition of two angular velocities.
D1-11: CYCLOID - LIGHT BULB ON WHEEL
Category: D1 Rotational Kinematics and Dynamics
Purpose:
Demonstrate cycloidal motion.
C7-44: COLLISIONS - HOVERPUCKS
Category: C7 Collisions
Purpose:
Demonstrate two-dimensional collisions.
C7-42: AIR TABLE - COLLISIONS OF PUCKS
Category: C7 Collisions
Purpose:
Qualitatively demonstrate elastic and inelastic two-dimensional collisions.
C6-12: SKIDDING AUTOMOBILE
Category: C6 Friction
Purpose:
Demonstrate the effect of locked wheels on vehicle stability.
C4-13: ACCELEROMETER ON ROTATOR
Category: C4 Second Law of Motion
Purpose:
Show that the surface of a rotating liquid assumes a parabolic shape.
B2-31: EQUILIBRIUM OF TORQUES - WHEELS AND AXLES
Category: B2 Equilibrium of Forces and Torques
Purpose:
Demonstrate equilibrium of torques
B2-21: CONCEPT OF TORQUE - TORSIONAL CHAIR
Category: B2 Equilibrium of Forces and Torques
Purpose:
Introduce the concept of torque
D5-13: FOCAULT PENDULUM - MODEL
Category: D5 Rotational Esoterica
Purpose:
Model the Foucault pendulum
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D3-01 MASSES SLIDING ON ROTATING CROSSARM
Illustrates conservation of angular momentum Read More
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D3-02: MASS ON STRING - ORBITS WITH VARYING RADIUS
Illustrates conservation of angular momentum Read More
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D3-03 ROTATING CHAIR AND WEIGHTS
Illustrates conservation of angular momentum Read More
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D3-04: ROTATING STOOL AND WEIGHTS
Demonstrate conservation of angular momentum. Read More
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D3-05 ROTATING CHAIR AND BICYCLE WHEEL
Illustrates conservation of angular momentum Read More
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D3-06: ROTATING CHAIR - HELICOPTER MODEL
Demonstrate conservation of angular momentum
Read More
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D3-07: ROTATING PLATFORM
Demonstrate rotational kinematics and inertia. Read More
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D3-12: SWING MODEL
Model the pumping of a swing using conservation of angular momentum. Read More
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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
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D3-22: INVERSE SPRINKLER - METAL MODEL
Demonstrate the Feynman inverse sprinkler effect. Read More
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D3-31: AIR TABLE - TETHERBALL
Show qualitatively an example of non-conservation of angular momentum. Read More
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D3-32: KEYWHIP
Demonstrate angular momentum conservation in a surprising way. Read More
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D3-33: Centripetal Acceleration - Rotating Ball and Brick
Illustrate centripetal force and its relationship to velocity and radius. Read More
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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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