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It may not be correct to say that an electric current will "flow into" circuits. Electrons move in a circuit in response to an applied voltage. And these electrons are alread in the circuit and available to support current flow if a voltage is applied.

It may be more correct to say that electrons leave the negative terminal of a voltage source, and electrons enter the positive terminal of that voltage source. The electrons in the circuit that are availble to support current flow will "shift over" to create the current flow. Remember that the phenomenon of current flow in a wire is the "shifting over" of electrons in the wire. It's not about electrons going into one end of a wire and those same electrons coming out the other end.

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Where are circuits used?

Circuits are used anywhere you want to have an electrical current flow. Without a circuit, you cannot have current flow. Without current flow, you cannot do any work.


Controls the flow of electric current?

a generator


How does the increase or decrease of potential difference affect the flow of the electric current?

Increase or decrease in potential results in the change in direction of the flow of electric current.


How fast an electric current flow in a circuit?

the ability if a substance to slow down electric current


How does an electric current flow?

The very word current means 'flow'. Electric current is the flow of electric charges. There are two kind of electric charges. Scientists considered the electric current as the flow of positive charges. But in case of solid metals, only negatively charged electrons are able to move freely where as the positively charged protons are held firmly within the core of the atoms. So electric current is due to negatively charged electrons. Now we have to differentiate these two. How? Let us consider the current due to flow of positive charges as conventional current flow. Hence conventional current direction is always opposite to the direction of flow of electrons. To keep the charges in motion we need a force to push them. So we use a chemical cell which has electrical potential difference between the two terminals. This potential difference is named as " electro motive force", in short "emf". So emf is responsible to make electric charges to flow.

Related Questions

What is common in electrical circuits?

In electrical circuits, the flow of electric current is common.


What does water pipes represent electric circuits?

Water pipes represent electric circuits as both systems involve the flow of a substance—water in pipes and electric current in wires. Just as water pressure drives the flow through pipes, voltage pushes electric current through a circuit. Valves in water pipes can be compared to resistors or switches in electrical circuits, controlling the flow of water or electricity. Additionally, blockages in pipes can represent short circuits or faults in an electrical system, disrupting the flow.


Which of these is used to measure current in series circuits?

An ammeter is used to measure current in series circuits. It is connected in series with the circuit components to measure the flow of electric current through them.


What sentence can I use for Electric Circuits?

Electric circuits can be described as closed loops that allow electric current to flow, enabling the operation of various electrical devices. They consist of components such as resistors, capacitors, and power sources, which work together to control and manage the flow of electricity. Understanding electric circuits is essential for designing and troubleshooting electrical systems.


Compare magnetic circuit and electric corcuit?

A magnetic circuit describes the flow of magnetic flux through a material, typically consisting of a magnetic core and windings. An electric circuit, on the other hand, describes the flow of electric current through a path that includes components like resistors, capacitors, and inductors. Both circuits involve the transfer of energy, but magnetic circuits focus on the flow of magnetic fields, while electric circuits focus on the flow of electric charge.


What is the current and how is it measured in electrical circuits?

The current in electrical circuits is the flow of electric charge. It is measured in amperes (A) using a device called an ammeter. The ammeter is connected in series with the circuit to measure the current passing through it.


Why is it necessary for circuits to maintain a closed loop?

Circuits need to maintain a closed loop to allow the flow of electric current. If the loop is broken, the current cannot flow, and the circuit will not work. This is essential for the proper functioning of electrical devices and systems.


Where are circuits?

Circuits are used anywhere you want to have an electrical current flow. Without a circuit, you cannot have current flow. Without current flow, you cannot do any work.


What are continuous circuits?

Continuous circuits are electrical circuits that provide a continuous path for current to flow without interruption. They consist of interconnected components such as resistors, capacitors, and power sources, allowing for the steady movement of electric charge. In a continuous circuit, the flow of electricity is maintained as long as the circuit is closed and the power source is active. This contrasts with open circuits, where the flow of current is disrupted.


What is the term used to describe the flow of electrons or ions in a system, particularly in the context of electrical circuits?

The term used to describe the flow of electrons or ions in a system, especially in electrical circuits, is called "electric current."


What is the letter that represents the rate of electrons?

The letter that typically represents the rate of electron flow, or electric current, is "I." In the context of electrical circuits, current is measured in amperes (A), which indicates the flow of electric charge, specifically the movement of electrons through a conductor.


What is the flow of movement of energy through systems or circuits called?

That flow of energy through systems or circuits is called current. Current is the movement of electric charge carriers, like electrons, through a conductor in a particular direction due to the presence of a potential difference.