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What is the metal piece on the circuit breaker preventing it from tripping?

A circuit breaker is designed so that it will trip when the electric current is too high. That is the purpose of a circuit breaker. If there is a metal piece on the circuit breaker that prevents it from tripping, it is useless. Perhaps someone has altered it.


What is the metal piece that closes a door slowly called?

It is called a door closer. The door closer controls the speed at which the door closes to prevent it from slamming shut.


How do close-circuit jacks work?

These jacks are used in audio systems to patch in a piece of outboard gear. When you plug in the cable, the circuit is interrupted and sent to the external gear. When you remove the cable, the circuit 'closes' and sends the signal on through. A headphone jack is a closed-circuit jack. When you plug in your headphones, the circuit to the internal speaker 'opens' and sound is sent only to the headphones. When you unplug them, the circuit to the speaker 'closes' and you hear sound through the speaker again.


What contains a small piece of metal that bends when it gets hot?

A thermostat contains a small piece of metal called a bimetallic strip that bends when it gets hot, allowing it to regulate temperature by opening or closing a circuit.


What electrical safety device has a piece of metal that melts when a current becomes too strong?

A fuse is an electrical safety device that contains a piece of metal that melts when the current flowing through it becomes too strong. This melting of the metal breaks the circuit and prevents overheating of the electrical system.


What makes a telegraph click?

electricity Or... more accurately... electromagnetism. The action of "tapping" on a sending unit of a telegraph system closes an electrical circuit that sends DC power to a coil with an iron core. The electricity running through the coil causes it to be magnetized, which draws a spring-loaded piece of metal against the core causing it to click.


How long is a circuit?

A circuit is just as long as a piece of string.


What is a sharp metal piece called?

A sharp metal piece is typically called a "metal shard" or a "metal splinter."


What is metal filing?

A 'metal filing ' is a tiny piece of metal that is rubbed off from a large piece by a file.


What is the name of a complete circuit on a piece of semiconductor material?

Integrated Circuit


What is the name of a complete circuit on a piece of semiconductor materiel?

An Integrated Circuit (IC)


How does a torch work for kids?

In a torch (flashlight), the current passes from the positive terminal, through the bulb, and returns back in the negative terminals, making a complete circuit. When the switch is moved to the on position, a metal piece inside the case touches the positive terminals of the battery, the circuit is completed, and the torch turns on. Move the switch to the off position, the metal piece no longer touches the positive terminals of the battery, and the torch turns off.