yard per second | 1 ydps | 2 ydps | 3 ydps | 4 ydps | 5 ydps | 6 ydps | 7 ydps | 8 ydps | 9 ydps | 10 ydps | 11 ydps | 12 ydps | 13 ydps | 14 ydps | 15 ydps | 16 ydps | 17 ydps | 18 ydps | 19 ydps | 20 ydps | 21 ydps | 22 ydps | 23 ydps | 24 ydps | 25 ydps | 26 ydps | 27 ydps | 28 ydps | 29 ydps | 30 ydps | 31 ydps | 32 ydps | 33 ydps | 34 ydps | 35 ydps | 36 ydps | 37 ydps | 38 ydps | 39 ydps | 40 ydps | 41 ydps | 42 ydps | 43 ydps | 44 ydps | 45 ydps | 46 ydps | 47 ydps | 48 ydps | 49 ydps | 50 ydps | 51 ydps | 52 ydps | 53 ydps | 54 ydps | 55 ydps | 56 ydps | 57 ydps | 58 ydps | 59 ydps | 60 ydps | 61 ydps | 62 ydps | 63 ydps | 64 ydps | 65 ydps | 66 ydps | 67 ydps | 68 ydps | 69 ydps | 70 ydps | 71 ydps | 72 ydps | 73 ydps | 74 ydps | 75 ydps | 76 ydps | 77 ydps | 78 ydps | 79 ydps | 80 ydps | 81 ydps | 82 ydps | 83 ydps | 84 ydps | 85 ydps | 86 ydps | 87 ydps | 88 ydps | 89 ydps | 90 ydps | 91 ydps | 92 ydps | 93 ydps | 94 ydps | 95 ydps | 96 ydps | 97 ydps | 98 ydps | 99 ydps | 100 ydps |
speed of sound (68 °F) | 0.0026659 s | 0.0053318 s | 0.0079977 s | 0.0106636 s | 0.0133294 s | 0.0159953 s | 0.0186612 s | 0.0213271 s | 0.0239930 s | 0.0266589 s | 0.0293248 s | 0.0319907 s | 0.0346566 s | 0.0373224 s | 0.0399883 s | 0.0426542 s | 0.0453201 s | 0.0479860 s | 0.0506519 s | 0.0533178 s | 0.0559837 s | 0.0586496 s | 0.0613155 s | 0.0639813 s | 0.0666472 s | 0.0693131 s | 0.0719790 s | 0.0746449 s | 0.0773108 s | 0.0799767 s | 0.0826426 s | 0.0853085 s | 0.0879743 s | 0.0906402 s | 0.0933061 s | 0.0959720 s | 0.0986379 s | 0.1013038 s | 0.1039697 s | 0.1066356 s | 0.1093015 s | 0.1119673 s | 0.1146332 s | 0.1172991 s | 0.1199650 s | 0.1226309 s | 0.1252968 s | 0.1279627 s | 0.1306286 s | 0.1332945 s | 0.1359603 s | 0.1386262 s | 0.1412921 s | 0.1439580 s | 0.1466239 s | 0.1492898 s | 0.1519557 s | 0.1546216 s | 0.1572875 s | 0.1599534 s | 0.1626192 s | 0.1652851 s | 0.1679510 s | 0.1706169 s | 0.1732828 s | 0.1759487 s | 0.1786146 s | 0.1812805 s | 0.1839464 s | 0.1866122 s | 0.1892781 s | 0.1919440 s | 0.1946099 s | 0.1972758 s | 0.1999417 s | 0.2026076 s | 0.2052735 s | 0.2079394 s | 0.2106052 s | 0.2132711 s | 0.2159370 s | 0.2186029 s | 0.2212688 s | 0.2239347 s | 0.2266006 s | 0.2292665 s | 0.2319324 s | 0.2345983 s | 0.2372641 s | 0.2399300 s | 0.2425959 s | 0.2452618 s | 0.2479277 s | 0.2505936 s | 0.2532595 s | 0.2559254 s | 0.2585913 s | 0.2612571 s | 0.2639230 s | 0.2665889 s |
Yards per second (abbreviated mph, YDPS or yard/s) is an imperial and United States customary unit of speed expressing the number of statute yard covered in one second.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
yard per second | ydps | ≡ 1 yd/s | = 0.9144 m/s | Imperial/US |
yards per second | speed of sounds (68 °F) | yards per second | speed of sounds (68 °F) |
---|---|---|---|
1 | ≈ 0.002665889212828 | 6 | ≈ 0.015995335276968 |
2 | ≈ 0.005331778425656 | 7 | ≈ 0.018661224489796 |
3 | ≈ 0.007997667638484 | 8 | ≈ 0.021327113702624 |
4 | ≈ 0.010663556851312 | 9 | ≈ 0.023993002915452 |
5 | ≈ 0.01332944606414 | 10 | ≈ 0.02665889212828 |
The speed of sound is the distance travelled per unit time by a sound wave as it propagates through an elastic medium. In dry air at 0 °C (32 °F), the speed of sound is 331.2 metres per second (1,087 ft/s; 1,192 km/h; 741 mph; 644 kn). At 20 °C (68 °F), the speed of sound is 343 metres per second (1,125 ft/s; 1,235 km/h; 767 mph; 667 kn), or a kilometre in 2.91 s or a mile in 4.69 s.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
speed of sound (68 °F) | s | 225 to 1062 km/h (761–660 mph or 661–574 kn) | ≈ 343 m/s | Other Speed |
speed of sounds (68 °F) | yards per second | speed of sounds (68 °F) | yards per second |
---|---|---|---|
1 | ≈ 375.10936132983 | 6 | ≈ 2250.656167979 |
2 | ≈ 750.21872265967 | 7 | ≈ 2625.7655293088 |
3 | ≈ 1125.3280839895 | 8 | ≈ 3000.8748906387 |
4 | ≈ 1500.4374453193 | 9 | ≈ 3375.9842519685 |
5 | ≈ 1875.5468066492 | 10 | ≈ 3751.0936132983 |
yards per second | speed of sounds (68 °F) |
---|---|
1 | ≈ 0.0026659 |
375.1093613 | ≈ 1 |
Symbol | Definition |
---|---|
≡ | exactly equal |
≈ | approximately equal to |
= | equal to |
digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |