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 | Llath y funud |
|---|---|
| 0mph | 0.00yd/min |
| 1mph | 29.33yd/min |
| 2mph | 58.67yd/min |
| 3mph | 88.00yd/min |
| 4mph | 117.33yd/min |
| 5mph | 146.67yd/min |
| 6mph | 176.00yd/min |
| 7mph | 205.33yd/min |
| 8mph | 234.67yd/min |
| 9mph | 264.00yd/min |
| 10mph | 293.33yd/min |
| 11mph | 322.67yd/min |
| 12mph | 352.00yd/min |
| 13mph | 381.33yd/min |
| 14mph | 410.67yd/min |
| 15mph | 440.00yd/min |
| 16mph | 469.33yd/min |
| 17mph | 498.67yd/min |
| 18mph | 528.00yd/min |
| 19mph | 557.33yd/min |
| Milltir yr awr | Llath y funud |
|---|---|
| 20mph | 586.67yd/min |
| 21mph | 616.00yd/min |
| 22mph | 645.33yd/min |
| 23mph | 674.67yd/min |
| 24mph | 704.00yd/min |
| 25mph | 733.33yd/min |
| 26mph | 762.67yd/min |
| 27mph | 792.00yd/min |
| 28mph | 821.33yd/min |
| 29mph | 850.67yd/min |
| 30mph | 880.00yd/min |
| 31mph | 909.33yd/min |
| 32mph | 938.67yd/min |
| 33mph | 968.00yd/min |
| 34mph | 997.33yd/min |
| 35mph | 1026.67yd/min |
| 36mph | 1056.00yd/min |
| 37mph | 1085.33yd/min |
| 38mph | 1114.67yd/min |
| 39mph | 1144.00yd/min |
| Milltir yr awr | Llath y funud |
|---|---|
| 40mph | 1173.33yd/min |
| 41mph | 1202.67yd/min |
| 42mph | 1232.00yd/min |
| 43mph | 1261.33yd/min |
| 44mph | 1290.67yd/min |
| 45mph | 1320.00yd/min |
| 46mph | 1349.33yd/min |
| 47mph | 1378.67yd/min |
| 48mph | 1408.00yd/min |
| 49mph | 1437.33yd/min |
| 50mph | 1466.67yd/min |
| 51mph | 1496.00yd/min |
| 52mph | 1525.33yd/min |
| 53mph | 1554.67yd/min |
| 54mph | 1584.00yd/min |
| 55mph | 1613.33yd/min |
| 56mph | 1642.67yd/min |
| 57mph | 1672.00yd/min |
| 58mph | 1701.33yd/min |
| 59mph | 1730.67yd/min |
