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This is a measurement of speed typically used in non-metric countries for transport such as the USA. The United Kingdom also uses this on the roads although officially the metric system has been adopted. Road speed limits are given in miles per hour which is abbreviated as mph or mi/h.
| Miles per hour | Inches per second |
|---|---|
| 0mph | 0.00in/s |
| 1mph | 17.60in/s |
| 2mph | 35.20in/s |
| 3mph | 52.80in/s |
| 4mph | 70.40in/s |
| 5mph | 88.00in/s |
| 6mph | 105.60in/s |
| 7mph | 123.20in/s |
| 8mph | 140.80in/s |
| 9mph | 158.40in/s |
| 10mph | 176.00in/s |
| 11mph | 193.60in/s |
| 12mph | 211.20in/s |
| 13mph | 228.80in/s |
| 14mph | 246.40in/s |
| 15mph | 264.00in/s |
| 16mph | 281.60in/s |
| 17mph | 299.20in/s |
| 18mph | 316.80in/s |
| 19mph | 334.40in/s |
| Miles per hour | Inches per second |
|---|---|
| 20mph | 352.00in/s |
| 21mph | 369.60in/s |
| 22mph | 387.20in/s |
| 23mph | 404.80in/s |
| 24mph | 422.40in/s |
| 25mph | 440.00in/s |
| 26mph | 457.60in/s |
| 27mph | 475.20in/s |
| 28mph | 492.80in/s |
| 29mph | 510.40in/s |
| 30mph | 528.00in/s |
| 31mph | 545.60in/s |
| 32mph | 563.20in/s |
| 33mph | 580.80in/s |
| 34mph | 598.40in/s |
| 35mph | 616.00in/s |
| 36mph | 633.60in/s |
| 37mph | 651.20in/s |
| 38mph | 668.80in/s |
| 39mph | 686.40in/s |
| Miles per hour | Inches per second |
|---|---|
| 40mph | 704.00in/s |
| 41mph | 721.60in/s |
| 42mph | 739.20in/s |
| 43mph | 756.80in/s |
| 44mph | 774.40in/s |
| 45mph | 792.00in/s |
| 46mph | 809.60in/s |
| 47mph | 827.20in/s |
| 48mph | 844.80in/s |
| 49mph | 862.40in/s |
| 50mph | 880.00in/s |
| 51mph | 897.60in/s |
| 52mph | 915.20in/s |
| 53mph | 932.80in/s |
| 54mph | 950.40in/s |
| 55mph | 968.00in/s |
| 56mph | 985.60in/s |
| 57mph | 1003.20in/s |
| 58mph | 1020.80in/s |
| 59mph | 1038.40in/s |
