Frederiksen
Continuous cloud chamber
Continuous cloud chamberContinuously operating cloud chamber for displaying particle tracks.With the aid of approx. 50 g dry ice and 1-2 mL of denatured alcohol, particle tracks can be observed for up to 30 minutes.
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Control transformer
Control transformerUsed as a power supply for spectral lamps in connection with spectral lamp housing 283050 or 283065, and mercury lamps 286500 and 286000 fitted in holder 287000.
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Convection chamber, air
Convection chamber, airThis convection chamber is designed for demonstrating convection processes in air.The simple, illustrative experiments help to clearly explain the principles of convection and facilitate discussion of how high and low pressure and winds arise.
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Copper discs for voltaic pile 352200
Copper discs for voltaic pile 352200A model of the first galvanic battery
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Copper nickel 23 wire, Ø 0.25 mm
Copper nickel 23 wire, Ø 0.25 mmMetal wire on 100 g rollCuNi230.25 mm
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Copper wire, insulated, Ø 0.25 mm
Copper wire, insulated, Ø 0.25 mmMetal wire on 100 g rollCopper, insulated>br>Ø 0.25 mm
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Copper wire, insulated, Ø 0.30 mm
Copper wire, insulated, Ø 0.30 mmVarious metal wiresCopper, insulated0.30 mm500 g
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Copper wire, insulated, Ø 1.00 mm
Copper wire, insulated, Ø 1.00 mmMetal wire on 100 g rollCopper, insulated1.00 mm
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Copper wire, uninsulated, Ø 1.78 mm
Copper wire, uninsulated, Ø 1.78 mmMetal wire on 100 g rollCopper, uninsulated2.00 mm
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Coupled harmonic oscillators f. airtrack
Coupled harmonic oscillators f. airtrack$0.00Add to Quote
Coupled harmonic oscillators f. airtrack
Coupled harmonic oscillators f. airtrackCoupled harmonic oscillators allow harmonic oscillations to be studied on the air track.Up to 5 carts can be connected to study coupled harmonic oscillations or wave propagation.A single cart can be used with one or more springs in order to study a simple harmonic oscillation.
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Crooke’s radiometer
Crooke’s radiometerThis radiometer can be used to demonstrate that radiation energy (e.g. heat) can be converted into movement energy, kinetic energy.
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Current balance
Current balanceFor measuring the force between a current-carrying conductor and a magnetic field.
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Current balance, angle-dependent
Current balance, angle-dependentFor measuring the force between a current-carrying conductor and a magnetic field relative to the angle between the current direction and the magnetic field.
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Curved ball track for collisions in 2 dimensions
Curved ball track for collisions in 2 dimensions$0.00Add to Quote
Curved ball track for collisions in 2 dimensions
Curved ball track for collisions in 2 dimensionsFor impact tests in 2 dimensions.
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Cylindrical magnet with bearing
Cylindrical magnet with bearingPowerful magnet with coloured poles.
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Dark Field Condenser, NeoZoom/60
Dark Field Condenser, NeoZoom/60Unit: Pcs
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Dasymeter
DasymeterFor demonstrating the buoyancy of air when placed in a vacuum.Hollow plastic ball suspended on a bar with an adjustable weight.
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Decade resistor, 0 to 1 Mohm
Decade resistor, 0 to 1 MohmSturdy decade resistor with 7 decades.
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Declination and inclination needle
Declination and inclination needleWith 105 mm long steel needle, fully rotatable.
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Deflection of beta part. – Risø source
Deflection of beta part. – Risø source$0.00Add to Quote
Deflection of beta part. – Risø source
Deflection of beta part. – Risø sourceDemonstrate the deflection of beta particles using Risø’s beta source.*)
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