Convert Revolutions per hour to Degrees per second
Convert Revolutions per hour (rev/h) to Degrees per second (°/s) instantly and accurately.
Conversion Formula
°/s = rev/h × 0.1
About Revolutions per hour
The revolution per hour (rev/h) equals π/1800 rad/s ≈ 1.745 × 10⁻³ rad/s, used for very slow rotating machinery. Cement rotary kilns - the world's longest continuously rotating machines (up to 230 m, 4000 t) - rotate at 1-5 rev/h; ball mills for ore grinding at 10-20 rev/h; concrete mixer trucks at 1-4 rev/h during transport. Large astronomical antenna drives and slow-scan telescope azimuth movements are also conveniently expressed in rev/h. 1 rev/h = π/1800 rad/s ≈ 0.02778 rpm.
About Degrees per second
The degree per second (°/s) equals π/180 rad/s ≈ 0.01745 rad/s, the most widely used angular velocity unit in consumer electronics, robotics, and aviation. MEMS gyroscopes in smartphones range from ±16 °/s (precision mode) to ±2000 °/s (sports mode). Normal human head rotation is 30-80 °/s; car crash events exceed 2000 °/s. Weather radar antennas (WSR-88D NEXRAD) rotate at 3-6 °/s; FAA flight data recorders log roll rate to ±100 °/s. Robot joints (Universal Robots UR5e) operate at 10-180 °/s. 1 °/s = π/180 rad/s ≈ 1/6 rpm.
Quick Reference Table
| Revolutions per hour (rev/h) | Degrees per second (°/s) |
|---|---|
| 1 rev/h | 0.1 °/s |
| 2 rev/h | 0.2 °/s |
| 5 rev/h | 0.5 °/s |
| 10 rev/h | 1 °/s |
| 25 rev/h | 2.5 °/s |
| 50 rev/h | 5 °/s |
| 100 rev/h | 10 °/s |