Definitions
Nearby Words

The radian per second (symbol: rad·s−1 or rad/s) is the SI unit of angular velocity. It is also the unit of angular frequency.

The radian per second is defined as the change in the orientation of an object, in radians, every second.

## Conversions

1 radian per second is equivalent to:
$57.29578 ,!$ degrees per second (approximately)
$9.5493 ,!$ RPM (approximately)
= $frac\left\{1\right\}\left\{2 pi\right\} ,!$ Hz ≈  $0.159155,!$ Hz (approximately)