Füsikaalisk grate
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Nööm
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Faard
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Formeltiaken
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At faard (formeltiaken v, faan lat. Velocitas) as en grünjmiat uun a mechaanik. Hat sait uun, hü gau ham wat reert. Det faard bereegent ham ütj wai an tidj. Ianhaiden uun't SI-süsteem san meeter per sekund (m/s) of kilomeeter per stünj (km/h).
Det gaust faard, wat wi kään, as det faard faan't laacht.
Mä di wai
an det tidj
läät ham det madelt faard
bereegne.
![{\displaystyle {\bar {v))={\frac {s\left(t\right)}{t))}](https://wikimedia.org/api/rest_v1/media/math/render/svg/e6d8235054b2bd25d2b107dc38bd91689611edd5)
- 1 kn = 1 sm/h = 0,5144 m/s = 1,852 km/h;
- 1 m/s = 3,6 km/h (genau) = 1,944 kn = 2,237 mph;
- 1 km/h = 0,2778 m/s = 0,540 kn = 0,6214 mph;
- 1 mph = 0,8690 kn = 0,44704 m/s (genau) = 1,609344 km/h (genau);
- 100 ft/min = 0,508 m/s (genau);
- c = 299.792.458 m/s (genau) = 1.079.252.848,8 km/h (genau).