Angular Acceleration - Mathematical Definition

Mathematical Definition

The angular acceleration can be defined as either:

, or
,

where is the angular velocity, is the linear tangential acceleration, and r(usually defined as the radius of the circular path of which a point moving along) is the distance from the origin of the coordinate system that defines and to the point of interest.

Read more about this topic:  Angular Acceleration

Famous quotes containing the words mathematical and/or definition:

    It is by a mathematical point only that we are wise, as the sailor or the fugitive slave keeps the polestar in his eye; but that is sufficient guidance for all our life. We may not arrive at our port within a calculable period, but we would preserve the true course.
    Henry David Thoreau (1817–1862)

    ... we all know the wag’s definition of a philanthropist: a man whose charity increases directly as the square of the distance.
    George Eliot [Mary Ann (or Marian)