A bimetallic strip.
The strip bends as the two metals expand at different rates.
The copper expands more than the iron, so the iron holds it back and the strip bends to the side with the iron on it (downwards).
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SECTION A: Q1 parts (f) to (j) | ||||||||||||
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A bimetallic strip.
The copper expands more than the iron, so the iron holds it back and the strip bends to the side with the iron on it (downwards). |
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