Needs New Photo
F4-01: VISCOSITY OF LIQUIDS
Category: F4 Fluid in Motion
Purpose:
Compare the viscosities of water and mineral oil.
F3-31: WATER BELL
Category: F3 Surface Tension
Purpose:
Demonstrate surface tension in an artistic manner.
G2-26: COUPLED AIR TRACK GLIDERS
Category: G2 Resonance and Coupled Oscillations
Purpose:
Demonstrate coupled oscillations and normal modes in a system of two identical coupled air track gliders.
F3-21: SURFACE TENSION - ALCOHOL AND WATER IN SAND
Category: F3 Surface Tension
Purpose:
Illustrate the difference between the surface tension in water and in alcohol.
F3-06: SURFACE TENSION - NEEDLE ON WATER
Category: F3 Surface Tension
Purpose:
Illustrate surface tension by floating a needle on water.
G2-25: COUPLED PENDULA - 1000:100:10:1 MASS RATIO.
Category: G2 Resonance and Coupled Oscillations
Purpose:
Illustrate a complex resonance system.
G2-24: COUPLED PENDULA - 100 TO 1 MASS RATIO
Category: G2 Resonance and Coupled Oscillations
Purpose:
Illustrate mechanical resonance.
G2-12: BARTON'S PENDULUMS
Category: G2 Resonance and Coupled Oscillations
Purpose:
Demonstrate driven resonance.
G2-11: RESONANT SAW BLADES - HAND DRIVEN
Category: G2 Resonance and Coupled Oscillations
Purpose:
Show that a mechanical oscillator responds with a maximum amplitude to its own resonant frequency.
F3-03: SURFACE TENSION - SOAP BUBBLES
Category: F3 Surface Tension
Purpose:
Demonstrate surface tension in a perhaps counterintuitive way using soap bubbles.
G2-09: FORCED HARMONIC MOTION WITH SONAR
Category: G2 Resonance and Coupled Oscillations
Purpose:
Plot a graph of forced damped harmonic motion near the resonant frequency.
G2-05: AIR TRACK - DRIVEN AND DAMPED OSCILLATIONS
Category: G2 Resonance and Coupled Oscillations
Purpose:
Illustrate the behavior of a driven and damped oscillator.
G2-04: DAMPED OSCILLATIONS
Category: G2 Resonance and Coupled Oscillations
Purpose:
Demonstrate damped harmonic oscillations.
G2-03: RESONANCE IN TORSIONAL PENDULUM - PROJECTION
Category: G2 Resonance and Coupled Oscillations
Purpose:
Demonstrate quantitatively all aspects of the driven and damped oscillator.
F2-41: DENSITY - SLOPE OF MASS VS VOLUME GRAPH
Category: F2 Buoyancy
Purpose:
Determine the density of water.
G2-02: FORCED HARMONIC MOTION WITH DAMPING - LARGE
Category: G2 Resonance and Coupled Oscillations
Purpose:
Demonstrate and graph driven and damped harmonic motion.
F2-32: FLOATING SQUARE BAR
Category: F2 Buoyancy
Purpose:
Illustrate buoyancy and the orientation in which a long square bar floats in a very dramatic way.
F2-26: BUOYANCY PARADOX - BALL IN TWO LIQUIDS
Category: F2 Buoyancy
Purpose:
Demonstrate buoyancy with a counterintuitive element.
F2-25: BALANCE PARADOX - BUOYANCY WITH CROSSOVER
Category: F2 Buoyancy
Purpose:
Present buoyancy in a paradoxical way.
F2-24: ACCELERATED BUOYANT BALL
Category: F2 Buoyancy
Purpose:
Illustrate buoyancy in a paradoxical way.
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K4-01: AC/DC GENERATOR
Demonstrate a simple AC/DC generator Read More
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K4-02 MAGNETOELECTRIC GENERATOR WITH LAMP
Demonstrate a small 110VAC magnetoelectric generator Read More
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K4-04: MAGNETOELECTRIC GENERATOR WITH AC INDICATOR BULB
Show explicitly a generator producing AC output Read More
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K4-05: MAGNETOELECTRIC GENERATOR WITH METERS AND LOADS
An AC generator with rectifier, meters and several loads Read More
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K4-06: MAGNETOELECTRIC GENERATOR WITH CAPACITOR
Demonstrate that the generator is producing electrical energy, and that the capacitor stores electrical energy Read More
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K4-07 BICYCLE GENERATOR
Demonstrates a large scale 110 VAC magnetoelectric generator
Read More
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K4-08: MAGNETOELECTRIC GENERATOR WITH INDUCTOR
Demonstrate how a magnetoelectric generator stores energy in an inductor and how that energy is returned to the generator Read More
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K4-09: BICYCLE GENERATOR - LIGHT BULBs VS CFLs
Compare brightness and power requirements of regular tungsten filament light bulbs and compact fluorescent lamps Read More
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K4-21: ST. LOUIS MOTOR
Demonstrate the structure and operation of a simple motor Read More
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K4-22: DC MOTOR
Show how a DC motor works Read More
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K4-23: AC MOTOR - SYNCHRONOUS
Demonstrate the concept of a synchronous motor Read More
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K4-24: AC/DC MOTOR
Demonstrate the construction and the operation of AC and DC motors Read More
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K4-25: DC MOTOR - HOMEMADE
Illustrate possibly the world's simplest motor Read More
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K4-41: MOTOR-GENERATOR PAIR
Demonstrate that a motor and a generator are the same Read More
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K4-51: UNIPOLAR MOTOR
Demonstrate a very simple unipolar motor Read More
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