Mechanics
Angular Acceleration
Rate of change of angular velocity.
Variables
αrad/s²
Angular acceleration
Rate of change of ω
Δωrad/s
Change in angular velocity
Final - initial ω
Δts
Time interval
Elapsed time
Derivation
Angular analog of acceleration: α = dω/dt.
Your notes
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Common questions
What is the Angular Acceleration formula?
Angular Acceleration is written α= Δω/Δt. Rate of change of angular velocity. It belongs to Mechanics, under Rotational Motion.
What are the units in α= Δω/Δt?
In SI units, α is angular acceleration, measured in rad/s²; Δω is change in angular velocity, measured in rad/s; Δt is time interval, measured in s.
How is the Angular Acceleration formula derived?
Angular analog of acceleration: α = dω/dt. The result is α= Δω/Δt.