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Explain the physics behind a thermostat that functions using a bimetallic strip.
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Explain the physics behind a thermostat that functions using a bimetallic strip.

User Rikonator
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Think about volume expansion, in terms of length, brought about by increased temperature.
Different solids have different thermal expansion rates. It is that difference that is the basis
of bimetallic strips.

User Andy Cochrane
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