The poundal (symbol: pdl) is a unit of force that is part of the foot–pound–second system of units, in Imperial units introduced in 1877, and is from the specialized subsystem of English absolute (a coherent system).
Definition | Relation to SI units |
---|---|
≡ 1 lb·ft/s2 |
dyne | kilopond | sthène | grave-force | short ton-force | ounce-force | gravet-force | long ton-force |
---|---|---|---|---|---|---|---|
1 | 1.0197162129779 × 10-6 | 1.0 × 10-8 | 1.0197162129779 × 10-6 | 1.1240447154986 × 10-9 | 3.5969430927673 × 10-5 | 0.0010197 | 1.0036113531237 × 10-9 |
980 665 | 1 | 0.0098067 | 1 | 0.0011023 | 35.2739620 | 1 000 | 0.0009842 |
100 000 000 | 101.9716213 | 1 | 101.9716213 | 0.1124045 | 3,596.9430928 | 101,971.6212978 | 0.1003611 |
980 665 | 1 | 0.0098067 | 1 | 0.0011023 | 35.2739620 | 1 000 | 0.0009842 |
889,644,323.0521 | 907.18474 | 8.8964432 | 907.18474 | 1 | 32,000.0000282 | 907,184.74 | 0.8928571 |
27,801.3850709 | 0.0283495 | 0.0002780 | 0.0283495 | 3.1249999972442 × 10-5 | 1 | 28.3495231 | 2.7901785689681 × 10-5 |
980.665 | 0.001 | 9.80665 × 10-6 | 0.001 | 1.1023113109244 × 10-6 | 0.0352740 | 1 | 9.8420652761106 × 10-7 |
996,401,641.81835 | 1,016.0469088 | 9.9640164 | 1,016.0469088 | 1.12 | 35,840.0000316 | 1,016,046.9088 | 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 …) |
1 poundals | = 0.138254954376 newtons |
2 poundals | = 0.276509908752 newtons |
3 poundals | = 0.414764863128 newtons |
4 poundals | = 0.553019817504 newtons |
5 poundals | = 0.69127477188 newtons |