311 ftps ≈ 341.254 kph. To convert feet per second to kilometres per hour, multiply by 1.0972782: 311 × 1.0972782 = 341.254.
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: 311 × 1.0972782 = 341.254.
- Answer: 311 ftps ≈ 341.254 kph (rounded to 6 significant figures).
Feet Per Second to Kilometres Per Hour table
| Feet Per Second (ftps) | Kilometres Per Hour (kph) |
|---|---|
| 306 ftps | 335.767 kph |
| 307 ftps | 336.864 kph |
| 308 ftps | 337.962 kph |
| 309 ftps | 339.059 kph |
| 310 ftps | 340.156 kph |
| 311 ftps | 341.254 kph |
| 312 ftps | 342.351 kph |
| 313 ftps | 343.448 kph |
| 314 ftps | 344.545 kph |
| 315 ftps | 345.643 kph |
| 316 ftps | 346.74 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 |