I'm assuming you mean the conducting bar or blade on an electrical switch (disconnect). The smaller switches for 600V and under often use copper. Larger switches that electrical utilities use can be copper or aluminum. The aluminum blades usually have hardened copper ends on them where they connect into the jaw end. With high copper prices, new switches may be using different metals.
A relay is made up of a coil with an iron core and a movable iron bar. The movable iron bar in a relay is called a switch.
Switch - 1975 The Siege at the Bouziki Bar - 3.22 was released on: USA: 9 July 1978
which of the following is/are located on the status bar and allow you to quickly switch between views
The term "bus bar" refers to a strip of bar of brass, aluminum, or copper. This strip of bar conducts electricity with a distribution and switch board.
how a night switch can b made
taskbar
it is a bar made out of wood.
the bar graph was made to help organize information
A switch should be made from the ThermoSetting Polymers which is an insulator.
Some furniture bar stools are simply made of wood. Other furniture bar stools are made of various metals, plastics, upholstery and can even be made of glass.
Turn signal bar?
The Automatic Electric Switch was made by Thomas Edison.