Neidio i'r cynnwys

Nodyn:Convert/list of units/length/short list

Oddi ar Wicipedia
Speed
(Full list)
system unit unit-
code
symbol or
abbrev.
notes sample default
conversion
combination
output units
SI metr y elementary chargem/em/eUS spelling: metr yr eiliad
1.0 m/e (2.0×1019 tr/C)
  • m/e tr/e (m/e troed/e)
non-SI metric centimetre per hourcm/hcm/hUS spelling: cilometr yr awr
1.0 cm/h (0.39 in/h)
  • cm/h mya
Imperial
&
US customary
mya[convert: unknown unit]mya(none)1.0 mya[convert: unknown unit]
  • mya cm/a
  • mya cn
foot per second ft/s (foot/s) ft/s Nodyn:Convert/list of units/foot note 1.0 ft/s (0.30 m/s)
  • tr/e m/e
Maritime units knotkn (knot)kn1.0 kn (1.9 km/h; 1.2 mya)
  • kn mph