Acoustical & Musical Instruments
H4-37: FLEXIBLE TRUMPET
Category: H4 Music
Purpose:
Demonstrate some acoustical features of the trumpet.
H4-36: LIP-BLOWN TUBE
Category: H4 Music
Purpose:
Determine the frequencies and harmonic numbers of the resonances in a plastic tube blown like a trumpet.
H4-35: FRENCH HORN
Category: H4 Music
Purpose:
Show what a French horn and other similar instruments, such as the French horn, look like.
H4-23: SOUND BOARD - TUNING FORK AND LECTURE TABLE
Category: H4 Music
Purpose:
Demonstrate the effect of a sounding board.
H4-22: BOTTLE BAND
Category: H4 Music
Purpose:
Demonstrate how edge tones and Helmholtz resonators can be used to create a bottle band.
H4-21: EDGE TONES
Category: H4 Music
Purpose:
Illustrate edge tones and the factors that effect their sound.
H4-13: PLAYING IN JUST INTONATION
Category: H4 Music
Purpose:
Show musical intervals in just intonation.
H3-74: TUNING BAR PARADOX - EFFECT OF WIDTH
Category: H3 Standing Sound Waves
Purpose:
Illustrate transverse vibrations of a solid bar struck in the center.
H3-73: TUNING RODS - SUSPENDED
Category: H3 Standing Sound Waves
Purpose:
Illustrate transverse standing waves in aluminum rods.
H3-72: TUNING RODS
Category: H3 Standing Sound Waves
Purpose:
Hear longitudinal standing wave resonances in aluminum rods.
H3-52: SONOMETER WITH WEIGHTS
Category: H3 Standing Sound Waves
Purpose:
Demonstrate standing waves in a stretched wire and to demonstrate Mersenne's laws.
H3-51: SONOMETER WITH TUNING PEGS
Category: H3 Standing Sound Waves
Purpose:
Demonstrate standing waves in a stretched wire and to demonstrate Mersenne's first and second laws.
H3-16: SINGING PIPES
Category: H3 Standing Sound Waves
Purpose:
Show sound resonance created by convection currents in a tube.
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J4-01 PARALLEL PLATE CAPACITOR
Demonstrates that potential difference across a capacitor is proportional to the plate separation
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J4-03: PARALLEL PLATE CAPACITOR - SERIES CAPACITORS
Demonstrate the effect of capacitors in series. Read More
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J4-04 PARALLEL PLATE CAPACITOR - IONIZATION OF AIR
Demonstrates the mobility of ions
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J4-12: ELECTROSTATIC FORCE - MOVING LUMBER
Demonstrate polarization of water molecules. Read More
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J4-13: MATCHSTICK ON NICKLE UNDER GLASS
A simple trick easily solved with the application of electrostatic force and the polar nature of water molecules. Read More
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J4-21: COLOR FILTER MODEL OF CHARGED DIELECTRIC
Represent charge separation in a capacitor dielectric. Read More
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J4-22 PARALLEL PLATE CAPACITOR WITH DIELECTRIC
Demonstrates that inserting a dielectric into a capacitor increases the capacitance Read More
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J4-23: POLARIZATION OF DIELECTRIC - DISSECTIBLE LEYDEN JAR
Demonstrate that energy is stored in a capacitor as charge separation in the dielectric. Read More
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J4-24: FORCE ON DIELECTRIC IN ELECTRIC FIELD
Demonstrate the force on a dielectric in an electric field. Read More
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J4-31 ENERGY STORED IN A CAPACITOR
Demonstrates that energy is stored in a capacitor and how that energy may be used
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J4-32 DISCHARGE OF CAPACITOR WITH BANG
Demonstrates that capacitors store electrical energy
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J4-41: CAPACITORS
Display a variety of capacitors
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J4-42: CAPACITORS IN SERIES AND PARALLEL
Demonstrate the voltage/charge/capacitance relationships in series and parallel capacitor circuits. Read More
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J4-43: CAPACITORS IN SERIES AND PARALLEL WITH PROJECTION METER
Illustrate voltage relations in series and parallel capacitor circuits. Read More
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J4-51: THEREMIN
Demonstrate the theremin Read More
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