Kilometer per hour to Meter per secondConverter
Instantly convert Kilometer per hour (km/h) to Meter per second (m/s). Free, accurate, and easy to use.
How to Convert Kilometer per hour to Meter per second
To convert Kilometer per hour (km/h) to Meter per second (m/s), multiply your value by 0.277778.
Example: 5 km/h × 0.277778 = 1.38889 m/s
What is a Kilometer per hour?
The kilometer per hour (km/h) is the most widely used unit for road vehicle speeds outside the United States. Equal to 1/3.6 meters per second, it is used for speed limits, railway timetables, and meteorological wind speeds in metric countries. Typical urban speed limits are 50 km/h, while highway limits range from 100 to 130 km/h. One km/h equals approximately 0.621 miles per hour.
What is a Meter per second?
The meter per second (m/s) is the SI derived unit of speed. It is the foundation for all speed calculations in physics and engineering, and is used in scientific literature worldwide. The speed of sound at sea level and 20 °C is approximately 343 m/s, and the speed of light in a vacuum is exactly 299,792,458 m/s. A brisk human walking pace is about 1.4–1.6 m/s.
Kilometer per hour to Meter per second Conversion Table
| Kilometer per hour (km/h) | Meter per second (m/s) |
|---|---|
| 0.001 km/h | 0.00027778 m/s |
| 0.01 km/h | 0.00277778 m/s |
| 0.1 km/h | 0.0277778 m/s |
| 0.5 km/h | 0.138889 m/s |
| 1 km/h | 0.277778 m/s |
| 2 km/h | 0.555556 m/s |
| 5 km/h | 1.38889 m/s |
| 10 km/h | 2.77778 m/s |
| 20 km/h | 5.55556 m/s |
| 50 km/h | 13.8889 m/s |
| 100 km/h | 27.7778 m/s |
| 200 km/h | 55.5556 m/s |
| 500 km/h | 138.889 m/s |
| 1000 km/h | 277.778 m/s |
| 5000 km/h | 1388.89 m/s |
| 10000 km/h | 2777.78 m/s |
| 50000 km/h | 13888.9 m/s |
| 100000 km/h | 27777.8 m/s |
| 1000000 km/h | 277778 m/s |
| 1000000000 km/h | 277778000 m/s |
Frequently Asked Questions
How do I convert Kilometer per hour to Meter per second?
Multiply the Kilometer per hour value by 0.277778. Formula: m/s = km/h × 0.277778. Example: 10 km/h = 2.77778 m/s.
How many Meter per second are in one Kilometer per hour?
One Kilometer per hour (km/h) equals 0.277778 Meter per second (m/s).
How many Kilometer per hour are in one Meter per second?
One Meter per second (m/s) equals 3.59999712 Kilometer per hour (km/h).
What is the exact conversion factor from Kilometer per hour to Meter per second?
The conversion factor is 0.277778. Multiply any km/h value by this number to get m/s. For the reverse, multiply by 3.59999712.
How do I convert Meter per second back to Kilometer per hour?
Divide by 0.277778, or equivalently multiply by 3.59999712. Formula: km/h = m/s ÷ 0.277778.
Is the Kilometer per hour-to-Meter per second conversion internationally standardized?
Yes. Both units are defined by international standards (SI or the international yard/pound agreement), so the conversion factor 0.277778 is exact and universally agreed upon.