20 ftps ≈ 21.9456 kph. To convert feet per second to kilometres per hour, multiply by 1.0972782: 20 × 1.0972782 = 21.9456.
How to convert feet per second to kilometres per hour
kph = ftps × 1.0972782
- 1 ftps = 1.0972782 kph (and 1 kph = 0.91134593 ftps).
- Multiply the amount by the factor: 20 × 1.0972782 = 21.9456.
- Answer: 20 ftps ≈ 21.9456 kph (rounded to 6 significant figures).
Feet Per Second to Kilometres Per Hour table
| Feet Per Second (ftps) | Kilometres Per Hour (kph) |
|---|---|
| 15 ftps | 16.4592 kph |
| 16 ftps | 17.5565 kph |
| 17 ftps | 18.6537 kph |
| 18 ftps | 19.751 kph |
| 19 ftps | 20.8483 kph |
| 20 ftps | 21.9456 kph |
| 21 ftps | 23.0428 kph |
| 22 ftps | 24.1401 kph |
| 23 ftps | 25.2374 kph |
| 24 ftps | 26.3347 kph |
| 25 ftps | 27.432 kph |
| ftps | kph |
|---|---|
| 1 ftps | 1.0973 kph |
| 5 ftps | 5.4864 kph |
| 10 ftps | 10.9728 kph |
| 50 ftps | 54.8639 kph |
| 100 ftps | 109.728 kph |
| 1,000 ftps | 1,097.28 kph |