Bimetal strip

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Back to 4A - Thermal properties of matter
PIRA index: 4A30.10

Description

The difference in the coefficient of thermal expansion of two connected parallel metal strip will cause them to bend when heated.

Equipment

Bimetal strip
Heat source (candle or torch)

Instructions

Start with strip mostly straight at room temperature. Heat the strip. Observe the strip bend.

Keywords

thermal expansion, metal strip

Images & Movies

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