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Principle
The length of metal tubes or rods alters when heating them up or cooling them down. If a hot tube is firmly fixed in place then great forces will act upon its holders when cooling down.In this experiment one side of the holder consists of a rigid pin made of cast iron which is destroyed by this force when cooling down the tube.
Benefits
- Simple and clear setup
- Achievement of an elemental learning objective with little effort
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Digital learning
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