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Forces during the expansion of solid bodies

Forces during the expansion of solid bodies

Item no.: P1427400

Difficulty Expenditure of Time print
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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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