Lawrlwythwch ein App AndroidSylwer: Mae canlyniadau ffracsiynol wedi'u talgrynu i'r 1/64 agosaf. I gael ateb mwy cywir dewiswch 'degol' o'r opsiynau uwchben y canlyniad.
Sylwer: Gallwch gynyddu neu ostwng cywirdeb yr ateb hwn drwy ddewis nifer y ffigurau ystyrlon sydd eu hangen o'r opsiynau uwchben y canlyniad.
Sylwer: I gael canlyniad degol pur dewisiwch 'degol' o'r opsiynau uwchben y canlyniad.
Dyma fesuriad o gyflymder a ddefnyddir fel mater o drefn mewn gwledydd nad ydynt yn defnyddio'r system fetrig ar gyfer trafnidiaeth fel Unol Daleithiau America. Mae'r Deyrnas Unedig hefyd yn defnyddio hwn ar y ffyrdd er bod y system fetrig wedi'i mabwysiadu'n swyddogol. Rhoddir terfynau cyflymder ar y ffyrdd fesul milltir yr awr a gaiff ei dalfyrru fel mya neu mi/a.
| Milltir yr awr | Cilometr y dydd |
|---|---|
| 0mph | 0.00km/day |
| 1mph | 38.62km/day |
| 2mph | 77.25km/day |
| 3mph | 115.87km/day |
| 4mph | 154.50km/day |
| 5mph | 193.12km/day |
| 6mph | 231.75km/day |
| 7mph | 270.37km/day |
| 8mph | 308.99km/day |
| 9mph | 347.62km/day |
| 10mph | 386.24km/day |
| 11mph | 424.87km/day |
| 12mph | 463.49km/day |
| 13mph | 502.12km/day |
| 14mph | 540.74km/day |
| 15mph | 579.36km/day |
| 16mph | 617.99km/day |
| 17mph | 656.61km/day |
| 18mph | 695.24km/day |
| 19mph | 733.86km/day |
| Milltir yr awr | Cilometr y dydd |
|---|---|
| 20mph | 772.49km/day |
| 21mph | 811.11km/day |
| 22mph | 849.73km/day |
| 23mph | 888.36km/day |
| 24mph | 926.98km/day |
| 25mph | 965.61km/day |
| 26mph | 1004.23km/day |
| 27mph | 1042.85km/day |
| 28mph | 1081.48km/day |
| 29mph | 1120.10km/day |
| 30mph | 1158.73km/day |
| 31mph | 1197.35km/day |
| 32mph | 1235.98km/day |
| 33mph | 1274.60km/day |
| 34mph | 1313.22km/day |
| 35mph | 1351.85km/day |
| 36mph | 1390.47km/day |
| 37mph | 1429.10km/day |
| 38mph | 1467.72km/day |
| 39mph | 1506.35km/day |
| Milltir yr awr | Cilometr y dydd |
|---|---|
| 40mph | 1544.97km/day |
| 41mph | 1583.59km/day |
| 42mph | 1622.22km/day |
| 43mph | 1660.84km/day |
| 44mph | 1699.47km/day |
| 45mph | 1738.09km/day |
| 46mph | 1776.72km/day |
| 47mph | 1815.34km/day |
| 48mph | 1853.96km/day |
| 49mph | 1892.59km/day |
| 50mph | 1931.21km/day |
| 51mph | 1969.84km/day |
| 52mph | 2008.46km/day |
| 53mph | 2047.09km/day |
| 54mph | 2085.71km/day |
| 55mph | 2124.33km/day |
| 56mph | 2162.96km/day |
| 57mph | 2201.58km/day |
| 58mph | 2240.21km/day |
| 59mph | 2278.83km/day |
