Kilometer per hour (km/h)
The road-speed unit in metric countries.
Result
1 kilometer per hour = 0.2777777778 meters per second
Kilometer per hour at a glance
| Unit name | Kilometer per hour (plural: kilometers per hour) |
|---|---|
| Symbol | km/h |
| Quantity measured | Speed |
| Measurement system | Metric |
| Also known as | kph, kmh, km/hr, kilometres per hour |
| Definition exact? | Yes — exact by definition |
1 kilometer per hour in other speed units
| Unit | 1 km/h equals |
|---|---|
| Meter per second | 0.277777778 m/s |
| Mile per hour | 0.621371192 mph |
| Foot per second | 0.911344415 ft/s |
| Knot | 0.539956803 kn |
| Mach | 0.000816297 Ma |
Popular kilometer per hour conversions
Frequently asked questions
- What is a kilometer per hour?
- The road-speed unit in metric countries.
- What is the symbol for the kilometer per hour?
- The symbol for the kilometer per hour is km/h. It measures speed.
- How many meters per second are in a kilometer per hour?
- 1 kilometer per hour = 0.277777778 meters per second.
- How many miles per hour are in a kilometer per hour?
- 1 kilometer per hour = 0.621371192 miles per hour.
- How many knots are in a kilometer per hour?
- 1 kilometer per hour = 0.539956803 knots.