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This consists of a bimetalic strip 220 × 18 × 1mm attached to a wooden handle. Gentle heating causes the strip to bend into a pronounced curve demonstrating that different metals expand by different amounts.
A class kit which consists of 10 bi-metal strips measuring 100 × 8 × 0.5 securely attached to wooden supports, 50 × 35 × 12mm. Students can produce thermostats while revising simple circuit ideas in an excellent investigation.
This radiometer can be used to demonstrate that radiation energy (e.g. heat) can be converted into movement energy, kinetic energy.
50W 12V Immersion heaters suitable for calorimeter blocks.
Thick felt sleeves and a base mat to fit 50mm calorimeters.
Thick felt sleeves and a base mat to fit 65mm calorimeters.
Thick felt sleeves and a base mat to fit 75mm calorimeters.
Thick felt sleeves and a base mat to fit 90mm calorimeters.
This apparatus allows the demonstration of the dramatic differences in radiated heat from various surfaces. Being electrically heated it is more convenient than some of the more conventional methods involving water or Bunsen flames.
This apparatus contains an NTC bead thermistor with a nominal resistance of 4.7kΩ in a glass tube with electrical connection made by means of 4mm flying leads.
