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Engineering · L3 · Bimetallic Strip Bending With Heat

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How a bimetallic strip made of two bonded metals bends as temperature rises, because the two metals expand at different rates.

by @openstemUpdated Engineering
🌡️ Two metals bonded together: Metal A and Metal BStrip heated: temperature risesMetal A has a higher expansion coefficient than Metal BMetal A stretches more than Metal B along the bonded lengthStrip bends, curving toward the Metal B side⚙️ Bent strip pushes or releases an electrical contact

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