Angular Acceleration

Angular acceleration is the rate of change of angular velocity. In SI units, it is measured in radians per second squared (rad/s2), and is usually denoted by the Greek letter alpha (α).

Read more about Angular Acceleration:  Mathematical Definition, Equations of Motion

Other articles related to "angular, angular acceleration, acceleration":

Rotation Around A Fixed Axis - Vector Expression
... In the general case, angular displacement, angular velocity, angular acceleration and torque are considered to be vectors ... An angular displacement is considered to be a vector, pointing along the axis, of magnitude equal to that of ... The angular velocity vector also points along the axis of rotation in the same way as the angular displacements it causes ...
Angular Acceleration - Equations of Motion - Non-constant Acceleration
... For any non-constant torque, the angular acceleration of an object will change with time ... It is also the best way to calculate the angular velocity ...
Rotation Around A Fixed Axis - Kinematics - Angular Acceleration
... A changing angular velocity indicates the presence of an angular acceleration in rigid body, typically measured in rad s−2 ... The average angular acceleration over a time interval Δt is given by The instantaneous acceleration α(t) is given by Thus, the angular acceleration is the rate of change of the angular velocity, just as ... The translational acceleration of a point on the object rotating is given by where r is the radius or distance from the axis of rotation ...
Spatial Acceleration - Definition
... a function of the position and velocity of a center particle/point C and the angular velocity ... where is the angular velocity vector ... The material acceleration at P is where is the angular acceleration vector ...
Net Force - Translation and Rotation Due To A Force - Rigid Bodies
... following expressions is the center of mass acceleration and is the angular acceleration of the body ... example it is directed towards the observer the angular acceleration vector has the same direction ... At the instant shown, the force gives to the disc the angular acceleration α = τ/I = 7,5 rad/s2, and to its center of mass it gives the linear acceleration a = F/m = 4 m/s2 ...