Convert kilometer/hour to foot/second
Please provide values below to convert kilometer/hour [km/h] to foot/second [ft/s], or Convert foot/second to kilometer/hour.
1 km/h = 0.911344415354 ft/s. To convert kilometer/hour to foot/second, multiply the value by 0.911344415354; to go the other way, divide by it (1 ft/s = 1.09727999991 km/h). Both units measure speed and appear in everyday as well as technical calculations, so switching between them quickly is often useful.
Quick Reference
- 1 km/h = 0.911344415354 ft/s
- 1 ft/s = 1.09727999991 km/h
- 10 km/h = 9.11344415354 ft/s
- 100 km/h = 91.1344415354 ft/s
How to Convert Kilometer/hour to Foot/second
1 km/h = 0.911344415354331 ft/s
Example: convert 15 km/h to ft/s:
15 km/h = 15 × 0.911344415354331 ft/s = 13.670166230315 ft/s
Kilometer/hour to Foot/second Conversion Table
| kilometer/hour | foot/second |
|---|---|
| 1 km/h | 0.911344415354 ft/s |
| 2 km/h | 1.82268883071 ft/s |
| 3 km/h | 2.73403324606 ft/s |
| 5 km/h | 4.55672207677 ft/s |
| 10 km/h | 9.11344415354 ft/s |
| 20 km/h | 18.2268883071 ft/s |
| 50 km/h | 45.5672207677 ft/s |
| 100 km/h | 91.1344415354 ft/s |
| 500 km/h | 455.672207677 ft/s |
| 1000 km/h | 911.344415354 ft/s |
Kilometer/hour
Kilometer per hour (km/h) is a unit of speed expressing the number of kilometers traveled in one hour.
History/Origin
The km/h unit originated from the metric system, developed in France during the late 18th century, and became widely adopted for measuring speed in transportation and scientific contexts.
Current Use
Km/h is commonly used worldwide to specify vehicle speeds, speed limits, and other applications involving the measurement of speed in everyday life and transportation systems.
Foot/second
Foot per second (ft/s) is a unit of speed representing the distance of one foot traveled in one second.
History/Origin
The foot per second has been used historically in engineering, physics, and aeronautics, originating from the imperial measurement system where the foot is a standard unit of length. Its usage predates the metric system and has been common in the United States and other countries using imperial units.
Current Use
Today, ft/s is primarily used in fields such as physics, engineering, and aviation to measure speeds, especially in contexts where imperial units are standard. It is also used in sports and safety standards related to speed measurements.
Frequently Asked Questions
What is 1 kilometer/hour in foot/second?
1 kilometer/hour (km/h) = 0.911344415354 foot/second (ft/s).
How do you convert kilometer/hour to foot/second?
Multiply the kilometer/hour value by 0.911344415354. For example, 25 km/h × 0.911344415354 = 22.7836103839 ft/s.
What is 10 kilometer/hour in foot/second?
10 km/h = 9.11344415354 ft/s.
Which unit is larger, the kilometer/hour or the foot/second?
The foot/second is the larger unit: 1 km/h equals only 0.911344415354 ft/s.