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The nozzle-shaped plug that goes into your computer delivers a direct current to the computer’s battery, but it receives that charge from an AC plug that goes into the wall. The awkward little block that’s in between the wall plug and your computer is a power adapter that transforms AC to DC.
Both AC and DC describe types of current flow in a circuit. In direct current (DC), the electric charge (current) only flows in one direction. Electric charge in alternating current (AC), on the other hand, changes direction periodically.
Direct current (DC) is the flow of electric charge in only one direction. It is the steady state of a constant-voltage circuit. Most well-known applications, however, use a time-varying voltage source. Alternating current (AC) is the flow of electric charge that periodically reverses direction.
An alternating current (AC) is defined as an electric current that changes direction and magnitude periodically. Unlike direct current (DC), which flows in one direction, AC transmits power over long distances with less energy loss.
Alternating Current (AC) and Direct Current (DC) are the types of electric current flow. Learn the difference between AC and DC with a detailed comparison at BYJU'S.
Electricity flows in two ways: either in an alternating current (AC) or in a direct current (DC). Electricity or "current" is nothing but the movement of electrons through a conductor, like a wire. The difference between AC and DC lies in the direction in which the electrons flow.
AC, also called alternating current, is current that oscillates and changes direction at a certain frequency. DC or direct current is current that flows continuously in one direction at a constant rate. In a closed-circuit loop, all electrons move in one direction around the loop.
The difference between Alternating Current (AC) and Direct Current (DC) is simple: AC vs DC comes down to how the current flows. AC is a current that alternates its direction. It goes back and forth continuously. DC is a current that flows in one direction. For example, a battery provides direct current.
The positive and negative values indicate the direction of current flow. Power stations sometimes produce electricity using magnets. This provides an alternating current (ac).
Explain the differences and similarities between AC and DC current. Describe rms voltage, current, and average power. Explain why AC current is used for power transmission.