Convert Revolutions per minute per second to Degrees per hour per second
Convert Revolutions per minute per second (rpm/s) to Degrees per hour per second (°/h/s) instantly and accurately.
Conversion Formula
°/h/s = rpm/s × 21600
About Revolutions per minute per second
The revolution per minute per second (rpm/s) equals π/30 ≈ 0.10472 rad/s², the dominant unit in motor and drivetrain data sheets. A petrol engine from idle to 5000 rpm in 3 s accelerates at ≈1667 rpm/s; electric car motors achieve up to 15000 rpm/s in torque-vectoring mode; washing machine spin-up from 0 to 1200 rpm in 40 s = 30 rpm/s. IEC 61800-2 servo drive specifications quote peak angular acceleration in rpm/s. 1 rpm/s = π/30 rad/s² = 6 °/s².
About Degrees per hour per second
The degree per hour per second (°/h/s) equals π/648000 ≈ 4.848 × 10⁻⁶ rad/s², numerically identical to 1 °/min². Gyroscope bias ramp rate - the rate at which drift error accelerates - is specified in °/h/s per IEEE 952-1997; strategic-grade fibre-optic inertial navigation units achieve values below 0.001 °/h/s. 1 °/h/s = π/648000 rad/s² ≈ 4.848 × 10⁻⁶ rad/s².
Quick Reference Table
| Revolutions per minute per second (rpm/s) | Degrees per hour per second (°/h/s) |
|---|---|
| 1 rpm/s | 21600 °/h/s |
| 2 rpm/s | 43200 °/h/s |
| 5 rpm/s | 108000 °/h/s |
| 10 rpm/s | 216000 °/h/s |
| 25 rpm/s | 540000 °/h/s |
| 50 rpm/s | 1080000 °/h/s |
| 100 rpm/s | 2160000 °/h/s |