It acts as a switch in thermostats because it starts curved and when it cools down enough for it to straighten up it touches another piece of metal, completing a circuit before bending again due to the heat.
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A bimetallic strip is made out of steel and iron
A bimetallic strip is a strip with two metals bonded together. It can be found in thermostats
A bimetallic strip is made out of copper and steel.
A bimetallic strip is used to convert a temperature change into mechanical displacement.
A bimetallic strip is two different metals glued together. When the temperature changes each metal expands (or contracts) but by different amounts, so the strip as a whole ends up bending. This bending property can be used to turn on (or off) a heater switch.
A bimetallic strip is made from two combined metal strips that have different rates of expansion when heated. This causes the strip to bend and so close or open an electrical contact switch.
The bimetallic strip bends.
A bimetallic strip is made out of steel and iron
A bimetallic strip is a strip with two metals bonded together. It can be found in thermostats
A bimetallic strip is made out of copper and steel.
A bimetallic strip is used to convert a temperature change into mechanical displacement.
The bimetallic strip is made of two different metals, bonded together. The two metals have different temperature expansion coefficients, so when the bonded assembly is heated or cooled, it curves one way or the other, allowing a switch to be opened or closed.
A bimetallic strip is two different metals glued together. When the temperature changes each metal expands (or contracts) but by different amounts, so the strip as a whole ends up bending. This bending property can be used to turn on (or off) a heater switch.
Bimetallic strip
A bimetallic strip is made from two combined metal strips that have different rates of expansion when heated. This causes the strip to bend and so close or open an electrical contact switch.
A bimetallic strip is made from two combined metal strips that have different rates of expansion when heated. This causes the strip to bend and so close or open an electrical contact switch.
When the temperature of the iron increases, the bimetallic strip bends upwards. This breaks the contact between the strip and the heating coil. When the temperature falls, the bimetallic strip bends down and the contact is restored.