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AC coordinate
AC Coordinate An AC coordinate system is a mathematical coordinate system used to represent the position of a point on a circle in the plane. The center of...
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AC Coordinate An AC coordinate system is a mathematical coordinate system used to represent the position of a point on a circle in the plane. The center of...
AC Coordinate
An AC coordinate system is a mathematical coordinate system used to represent the position of a point on a circle in the plane. The center of the circle is at the origin, and the positive x-axis and y-axis extend from the center in the clockwise and counterclockwise directions, respectively.
The coordinates of a point on the circle are typically represented as (r, θ), where:
r is the distance from the center of the circle to the point.
θ is the angle that the point makes with the positive x-axis.
The AC coordinate system is commonly used in electrical measurements, particularly for representing the voltage and current values of a circuit component. The voltage is represented by the r value, and the current is represented by the θ value.
For example, the voltage of a circuit element might be represented as 12 V, while the current might be represented as 2 A. These values would be measured in the AC coordinate system