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 | Milimetr yr eiliad |
|---|---|
| 0mph | 0.00mm/s |
| 1mph | 447.04mm/s |
| 2mph | 894.08mm/s |
| 3mph | 1341.12mm/s |
| 4mph | 1788.16mm/s |
| 5mph | 2235.20mm/s |
| 6mph | 2682.24mm/s |
| 7mph | 3129.28mm/s |
| 8mph | 3576.32mm/s |
| 9mph | 4023.36mm/s |
| 10mph | 4470.40mm/s |
| 11mph | 4917.44mm/s |
| 12mph | 5364.48mm/s |
| 13mph | 5811.52mm/s |
| 14mph | 6258.56mm/s |
| 15mph | 6705.60mm/s |
| 16mph | 7152.64mm/s |
| 17mph | 7599.68mm/s |
| 18mph | 8046.72mm/s |
| 19mph | 8493.76mm/s |
| Milltir yr awr | Milimetr yr eiliad |
|---|---|
| 20mph | 8940.80mm/s |
| 21mph | 9387.84mm/s |
| 22mph | 9834.88mm/s |
| 23mph | 10281.92mm/s |
| 24mph | 10728.96mm/s |
| 25mph | 11176.00mm/s |
| 26mph | 11623.04mm/s |
| 27mph | 12070.08mm/s |
| 28mph | 12517.12mm/s |
| 29mph | 12964.16mm/s |
| 30mph | 13411.20mm/s |
| 31mph | 13858.24mm/s |
| 32mph | 14305.28mm/s |
| 33mph | 14752.32mm/s |
| 34mph | 15199.36mm/s |
| 35mph | 15646.40mm/s |
| 36mph | 16093.44mm/s |
| 37mph | 16540.48mm/s |
| 38mph | 16987.52mm/s |
| 39mph | 17434.56mm/s |
| Milltir yr awr | Milimetr yr eiliad |
|---|---|
| 40mph | 17881.60mm/s |
| 41mph | 18328.64mm/s |
| 42mph | 18775.68mm/s |
| 43mph | 19222.72mm/s |
| 44mph | 19669.76mm/s |
| 45mph | 20116.80mm/s |
| 46mph | 20563.84mm/s |
| 47mph | 21010.88mm/s |
| 48mph | 21457.92mm/s |
| 49mph | 21904.96mm/s |
| 50mph | 22352.00mm/s |
| 51mph | 22799.04mm/s |
| 52mph | 23246.08mm/s |
| 53mph | 23693.12mm/s |
| 54mph | 24140.16mm/s |
| 55mph | 24587.20mm/s |
| 56mph | 25034.24mm/s |
| 57mph | 25481.28mm/s |
| 58mph | 25928.32mm/s |
| 59mph | 26375.36mm/s |
