It is a device to control the temperature of electrically heating devices.
old thermostats.
Bimetallic strip
A bimetallic strip is made of two different metals bonded together, which have different coefficients of thermal expansion. This causes the strip to bend when heated or cooled. Bimetallic strips are often used in thermostats, temperature switches, and circuit breakers to control temperature-sensitive mechanisms.
A bimetallic strip is not typically used in spoons. However, bimetallic strips can be found in devices such as thermostats, thermometers, and switches due to their ability to bend when exposed to temperature changes, which can be used to control electrical circuits.
A bimetallic strip is made up of two different metals and is commonly found in thermostats. When the temperature changes, the bimetallic strip bends due to the different rates of expansion of the two metals, which helps control the thermostat.
The two metals chosen for the bimetallic strip have different modulii of thermal expansion, The bimetallic strip bends as the temperature changes and so the strip can be used to activate relays or other electronic switches and so work as a thermostat.
Bimetallic strips are commonly used as temperature-sensitive sensors in devices that require automatic temperature regulation, such as thermostats. The bimetallic strip bends in response to temperature changes, making it a useful component for on/off control systems where temperature is a key factor.
Bimetallic strips are used in thermostats where two metals, usually steel and copper, are layered together and heated to create a coil that bends with changes in temperature.
They're all thermostats of on kind or another: home, car, stove, hot-water heater,
Bimetallic strips composed of two different metals with different rates of thermal expansion are used in devices like thermostats and thermometers. When these strips are heated or cooled, they bend due to the different expansions of the metals, which can be used to control switches or indicate temperature changes.
A bimetallic strip consists of two different metals bonded together. When exposed to a change in temperature, the metals expand or contract at different rates, causing the strip to bend. This bending action is used in devices like thermostats to control temperature.
Its just a different type of temperature measurement, the coil expands or contracts at a steady rate so it is reliable for setting a temp range.