What is the continuous flow of electric charge?

Physics · High School · Mon Jan 18 2021

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The continuous flow of electric charge is referred to as an electric current. Electric current is the movement of electric charge through a conductor or a circuit. The flow of electric charge can occur in two main forms:

  1. Direct Current (DC):
  • In direct current, the electric charge flows in one direction. The flow of electrons is constant and does not change direction over time. Batteries and many electronic devices provide direct current.

2.Alternating Current (AC):

  • In alternating current, the direction of the electric charge periodically reverses. The flow of electrons oscillates back and forth. AC is the type of current commonly used in household and industrial electrical systems. It is generated by power plants and distributed through the electrical grid.

The unit of electric current is the ampere (A). One ampere is defined as one coulomb of charge passing through a point in a circuit per second.

The continuous flow of electric charge is fundamental to the operation of various electrical and electronic devices, as well as the functioning of power distribution systems. Understanding and controlling the flow of electric current is crucial in electrical engineering and the design of electrical systems.