Formula library

Circular Motion - Angular Velocity

Circular Motion - Angular Velocity
\[\omega = \frac{\theta}{t}\]

Variables

omegaangular velocity (rad/s)
thetaangular displacement (rad)
ttime elapsed (s)

Description

What is this formula?

This equation calculates the angular velocity of an object rotating around a fixed axis.


When to use it

Use this formula when analyzing rotational motion and the angular displacement over a known time interval.


Example

If a wheel rotates through 6.28 rad in 2 s:


omega = 6.28 / 2 = 3.14 rad/s


Applications

Rotational mechanics, motors, turbines, robotics, mechanical engineering, and physics education.

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