| Standard gravity g0
|
= |
9.80665 m/s2 |
|
|
| 1 pound (lb) |
= |
0.45359237 kg |
|
|
| 1 nautical mile (nmi) |
= |
1,852 m |
| 1 mile (mi) |
= |
1,609.344 m |
= |
1,760 yards |
| 1 yard (yd) |
= |
0.9144 m |
= |
3 feet |
| 1 foot (ft) |
= |
0.3048 m |
= |
12 inches |
| 1 inch (in) |
= |
0.0254 m |
|
|
| 1 US gallon |
= |
3.785411784 ℓ |
|
|
| t ℉ |
= |
9/5 tK - 459.67 |
|
|
| 1 hp (imperial) |
= |
550 ft.lbf/s |
| = 550 × 0.3048 m × 0.45359237 kg × g0/s |
| = 745.699871582 W |
| 1 PS (metric hp) |
= |
75 kgf.m/s |
| |
= |
75 kg × g0/s × 1 m |
| |
= |
735.49875 W |
|
|
| 1 pound force/in2 (psi) |
| = 0.45359237 kg × g0 / (0.0254 m)2 |
| = 6.894757 kPa |
|
|
| Mach 1 { |
340.3 |
m/s @ Mean Sea Level |
| 295.0 |
m/s @ 11 km altitude |
|