Speed Converter
Convert among m/s, km/h, miles per hour (mph), feet per second (ft/s), and knots (kn).
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Formula
m/s = km/h × 0.2777777778
Example
Example: convert 200 kilometers per hour to meters per second.
200 km/h = 55.55555556 m/s
Conversion table
| kilometers per hour (km/h) | meters per second (m/s) |
|---|---|
| 1 km/h | 0.27777778 m/s |
| 2 km/h | 0.55555556 m/s |
| 5 km/h | 1.38888889 m/s |
| 10 km/h | 2.77777778 m/s |
| 20 km/h | 5.55555556 m/s |
| 50 km/h | 13.88888889 m/s |
| 100 km/h | 27.77777778 m/s |
Explanation
Kilometers per hour are used in most countries for road speed limits, while Meters per second are common in science and engineering.
How to convert kilometers per hour to meters per second
- Start with the value in kilometers per hour (km/h).
- Multiply it by 0.2777777778.
- The result is the measurement in meters per second (m/s).
Example: 200 km/h → 55.55555556 m/s
Frequently Asked Questions
How much is 200 kilometers per hour in meters per second?
200 kilometers per hour is about 55.5556 meters per second.
How many meters per second is 1 kilometer per hour?
1 kilometer per hour is about 0.277778 meters per second.
How many kilometers per hour is 1 meter per second?
1 meter per second equals 3.6 kilometers per hour.
What is the difference between kilometers per hour and meters per second?
Both measure speed, but they use different distance and time units. Kilometers per hour express speed in kilometers and hours (km/h). Meters per second express it in meters and seconds (m/s).
Where are kilometers per hour and meters per second used?
Kilometers per hour are used mainly for road-vehicle speeds and transport (in most countries). Meters per second are widely used in physics, science, and engineering for technical calculations.
Why does 1 kilometer per hour equal 0.277778 meters per second?
Because 1 km = 1000 m and 1 h = 3600 s. Dividing 1000 by 3600 gives the km/h to m/s factor.