Formula
ft/s to c conversion formula
Use this relationship for a direct conversion:
c = ft/s x 0.000000001017
Worked example
2 ft/s = 0.000000002 c.
All listed factors are fixed by exact length and time definitions.
Speed conversion
Convert Foot per second to Speed of light
1 foot per second (ft/s) equals 0.000000001017 speed of light (c). Enter any value below to convert from ft/s to c.
Enter a value and choose units. Results update instantly.
1 ft/s = 0.000000001 c
All Speed units
From 1 ft/s| Unit | Value |
|---|---|
| Meter per second m/s | 0.3048 |
| Kilometer per hour km/h | 1.09728 |
| Mile per hour mph | 0.6818181818 |
| Knot kn | 0.5924838013 |
| Foot per second ft/s | 1 |
| Centimeter per second cm/s | 30.48 |
| Speed of light c | 0.000000001 |
Recent conversions
- Your recent conversions stay on this device.
Quick reference
Foot per second to Speed of light table
| Foot per second (ft/s) | Speed of light (c) |
|---|---|
| 0.01 | 0 |
| 0.1 | 0.0000000001 |
| 1 | 0.000000001 |
| 2 | 0.000000002 |
| 5 | 0.0000000051 |
| 10 | 0.0000000102 |
| 25 | 0.0000000254 |
| 50 | 0.0000000508 |
| 100 | 0.0000001017 |
| 1,000 | 0.0000010167 |
From unit
About the foot per second
One international foot traveled in one second.
Symbol: ft/s
To unit
About the speed of light
Exactly 299,792,458 meters per second in vacuum.
Symbol: c
Keep converting
Related conversions
Source
Conversion standard
Definitions are checked against BIPM SI Brochure and international unit definitions. Calculations use full internal precision before display rounding.
View the complete speed converterQuestions
ft/s to c FAQ
How do you convert foot per second to speed of light?
Use the formula c = ft/s x 0.000000001017. 1 foot per second (ft/s) equals 0.000000001017 speed of light (c).
Is the ft/s to c conversion exact?
Both unit definitions use exact factors. Only the displayed decimal may be rounded.