calculand - Velocity formulas
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Impressum/Contact
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Alfvén velocity
Atomic speed
Capillary wave
Drift velocity
Escape velocity
Fall speed
Filtration speed
Flow velocity
Laval number
Orbital speed
Permeability coefficient
Phase velocity
Reynolds number
Rotational velocity
Speed of light
Speed of sound
Velocity (definition)
Filtration speed (Darcy velocity) -
v
f
= K · Δp / (µ · x)
ac - Acre
a - Are
b - Barn
barony - Barony
cho - Chō (町)
circ. in. - Circular inch
circ. mil. - Circular mil (Circular thou)
Dez. - Dezimal (bavarian)
fb - Femtobarn
fen - Fen (市分)
go - Gō (合)
ha - Hectare
jo - Jō (畳)
kb - Kilobarn
li - Li (市厘)
µb - Microbarn
mb - Millibarn
Mg - Morgen (metric)
mu - Mu (市亩 / 畝)
nb - Nanobarn
outhouse - Outhouse
pb - Picobarn
A(P), l²(P) - Planck area
qing - Qing (市顷)
vha - Quarter hectare (Viertelhektar)
se - Se (畝)
shaku - Shaku (勺)
shed - Shed
shi - Shí (市石)
am² - Square attometre
cm² - Square centimetre
dam² - Square decametre
dm² - Square decimetre
Em² - Square exametre
fm² - Square femtometre
ft², sq. ft. - Square foot
Gm² - Square gigametre
Gpc² - Square gigaparsec
hm² - Square hectometre
in², sq. in. - Square inch
km² - Square kilometre
kpc² - Square kiloparsec
Ld² - Square lightday
Lh² - Square lighthour
Lm² - Square lightminute
Ls² - Square lightsecond
ly² - Square lightyear
Mm² - Square megametre
Mpc² - Square megaparsec
m² - Square metre
µm² - Square micrometre
mi², sq. mi. - Square mile
mil², thou² - Square milli-inch (Square mil, Square thou)
mm² - Square millimetre
mam² - Square myriametre
nm² - Square nanometre
pc² - Square parsec
Pm² - Square petametre
pm² - Square picometre
Tm² - Square terametre
Tpc² - Square teraparsec
yd², sq. yd. - Square yard
ym² - Square yoctometre
Ym² - Square yottametre
zm² - Square zeptometre
Zm² - Square zettametre
Ų - Square ångstrøm
tan - Tan (段 / 反)
σₜ - Thomson cross section
tsubo - Tsubo (坪 / 歩)
TIE - Two inch equivalent
aN/m² - Attonewton per square metre
aPa - Attopascal
bar - Bar
Ba, b - Barye
cmHg - Centimetre of mercury
cmH₂O - Centimetre of water
cN/m² - Centinewton per square metre
cPa - Centipascal
daN/m² - Decanewton per square metre
daPa - Decapascal
dN/m² - Decinewton per square metre
dPa - Decipascal
°M/s, °McM/s - Degree MacMichael per second
dyn/cm² - Dyne per square centimetre
dyn/m² - Dyne per square metre
EN/m² - Exanewton per square metre
EPa - Exapascal
fN/m² - Femtonewton per square metre
fPa - Femtopascal
GN/m² - Giganewton per square metre
GPa - Gigapascal
g/cm s² - Gram per centimetre second squared
hN/m² - Hectonewton per square metre
hPa - Hectopascal
inHg - Inch of mercury
inH₂O - Inch of water
J/m³ - Joule per cubic metre
kg/m s² - Kilogram per metre second squared
kN/m² - Kilonewton per square metre
kPa - Kilopascal
kp/cm² - Kilopond per square centimetre
kp/dm² - Kilopond per square decimetre
kp/m² - Kilopond per square metre
kp/mm² - Kilopond per square millimetre
L/h - Langmuir per hour
L/s - Langmuir per second
MN/m² - Meganewton per square metre
MPa - Megapascal
mHg - Metre of mercury
mH₂O - Metre of water
µmHg - Micrometre of mercury
micron, µmHg - Micron
µN/m² - Micronewton per square metre
µPa - Micropascal
mbar - Millibar
mmHg - Millimetre of mercury
mmH₂O - Millimetre of water
mN/m² - Millinewton per square metre
mPa - Millipascal
mTorr - Millitorr
nN/m² - Nanonewton per square metre
nPa - Nanopascal
N/D - Newton per darcy
N/ha - Newton per hectare
N/cm² - Newton per square centimetre
N/dm² - Newton per square decimetre
N/ft² - Newton per square foot
N/in² - Newton per square inch
N/km² - Newton per square kilometre
N/m² - Newton per square metre
N/mm² - Newton per square millimetre
Pa - Pascal
PN/m² - Petanewton per square metre
PPa - Petapascal
pN/m² - Piconewton per square metre
pPa - Picopascal
pz - Pièze
p(P) - Planck pressure
P/s - Poise per second
Pl/s - Poiseuille per second
p/m² - Pond per square metre
lb/ft s² - Pound per foot second squared
lb/in s² - Pound per inch second squared
lb/m s² - Pound per metre second squared
psf, lbf/ft², lbf/sq. ft. - Pound per square foot (Pound-force per square foot)
psi, lbf/in², lbf/sq. in. - Pound-force per square inch (Pound per square inch)
lbf/m² - Pound-force per square metre
pdl/ft², pdl/sq. ft. - Poundal per square foot
pdl/in², pdl/sq. in. - Poundal per square inch
pdl/m² - Poundal per square metre
Reyn/s - Reyn per second
atm - Standard atmosphere
at - Technical atmosphere
TN/m² - Teranewton per square metre
TPa - Terapascal
Torr - Torr
yN/m² - Yoctonewton per square metre
yPa - Yoctopascal
YN/m² - Yottanewton per square metre
YPa - Yottapascal
zN/m² - Zeptonewton per square metre
zPa - Zeptopascal
ZN/m² - Zettanewton per square metre
ZPa - Zettapascal
aNs/m² - Attonewton second per square metre
aPas - Attopascal second
cNs/m² - Centinewton second per square metre
cPas - Centipascal second
cP - Centipoise
D/barrer - Darcy per barrer
daNs/m² - Decanewton second per square metre
daPas - Decapascal second
daP - Decapoise
dNs/m² - Decinewton second per square metre
dPas - Decipascal second
dP - Decipoise
°E, E° - Degree Engler
dyns/cm² - Dyne second per square centimetre
dyns/dm² - Dyne second per square decimetre
dyns/m² - Dyne second per square metre
dyns/mm² - Dyne second per square millimetre
ENs/m² - Exanewton second per square metre
EPas - Exapascal second
fNs/m² - Femtonewton second per square metre
fPas - Femtopascal second
GNs/m² - Giganewton second per square metre
GPas - Gigapascal second
g/cm s - Gram per centimetre second
g/m s - Gram per metre second
hNs/m² - Hectonewton second per square metre
hPas - Hectopascal second
hP - Hectopoise
Js/m³ - Joule second per cubic metre
kg/cm s - Kilogram per centimetre second
kg/m s - Kilogram per metre second
kNs/m² - Kilonewton second per square metre
kPas - Kilopascal second
kP - Kilopoise
L - Langmuir
°M, °McM - MacMichael, Degree MacMichael
MNs/m² - Meganewton second per square metre
MPas - Megapascal second
µNs/m² - Micronewton second per square metre
µPas - Micropascal second
mNs/m² - Millinewton second per square metre
mPas - Millipascal second
mP - Millipoise
nNs/m² - Nanonewton second per square metre
nPas - Nanopascal second
N/St - Newton per stokes
Ns/cm² - Newton second per square centimetre
Ns/dm² - Newton second per square decimetre
Ns/ft² - Newton second per square foot
Ns/in² - Newton second per square inch
Ns/m² - Newton second per square metre
Ns/µm² - Newton second per square micrometre
Ns/mm² - Newton second per square millimetre
Pa h - Pascal hour
Pa min - Pascal minute
Pas - Pascal second
PNs/m² - Petanewton second per square metre
PPas - Petapascal second
pNs/m² - Piconewton second per square metre
pPas - Picopascal second
P - Poise
Pl - Poiseuille
lb/ft s - Pound per foot second
lb/in s - Pound per inch second
lb/m s - Pound per metre second
lb/yd s - Pound per yard second
lb(f)sec/in² - Psi-second
Reyn - Reyn
1/rhe - Rhe reciprocal
slug/in s - Slug per inch second
slug/m s - Slug per metre second
TNs/m² - Teranewton second per square metre
TPas - Terapascal second
Torrs - Torr second
yNs/m² - Yoctonewton second per square metre
yPas - Yoctopascal second
YNs/m² - Yottanewton second per square metre
YPas - Yottapascal second
zNs/m² - Zeptonewton second per square metre
zPas - Zeptopascal second
ZNs/m² - Zettanewton second per square metre
ZPas - Zettapascal second
r α tauri - Aldebaran radius
r α cen A - Alpha Centauri A radius
r α cen B - Alpha Centauri B radius
arshin - Arshin (арши́н)
AU, UA - Astronomical unit
am - Attometre
M - Basic module
r α ori - Betelgeuse radius
aₒ - Bohr radius
bu - Bu (分, japan.)
bu - Bu (步, chin.)
cbl. - Cable
cal. - Calibre
cm - Centimetre
r ⚳ - Ceres radius
ch. - Chain
CH, Fr. - Charrière (French)
chi - Chi (市尺)
cho - Chō (町)
cubitus - Cubitus, Roman cubit
cun - Cun (市寸)
dam - Decametre
dm - Decimetre
gradus - Degreeus, Roman step
digitus - Digitus, Roman finger
diuim - Diuim (дюйм)
r ⊕, r ♁ - Earth radius
rₑ - Electron radius
Em - Exametre
ftm - Fathom (nautical)
fm - Femtometre (Fermi)
fen - Fen (市分)
ft - Foot
fur - Furlong
fut - Fut (фут)
Gly - Gigalightyear
Gm - Gigametre
Gpc - Gigaparsec
hank cotton - Hank cotton
hao - Hao (毫)
hm - Hectometre
himetric - Himetric
hu - Hu (忽)
in - Inch
r ♃ - Jupiter radius
jo - Jō (丈)
ken - Ken (間)
kly - Kilolightyear
km - Kilometre
kpc - Kiloparsec
lea cotton - Lea cotton
lea hemp - Lea hemp
lea., l. - League
li, 10 hao - Li (市厘)
li - Li (市里, 15 yin)
Ld - Lightday
Lh - Lighthour
Lm - Lightminute
Ls - Lightsecond
ly - Lightyear
ln. - Line
liniya - Liniya (линия)
li. - Link
r ♂ - Mars radius
Mly - Megalightyear
Mm - Megametre
Mpc - Megaparsec
r ☿ - Mercury radius
m - Metre
3 M - Metric foot (basic module)
¼ M - Metric inch (basic module)
mickey - Mickey
µm - Micrometre (Micron)
mi - Mile
milia - Milia (ми́ля)
mil, thou - Milli-inch (Millesimus, Thousands of an inch)
milliarium - Milliarium, Roman mile
mm - Millimetre
r ☾ - Moon radius
mam - Myriametre
mo - Mō (毫)
nm - Nanometre
nm, sm - Nautical mile (Seamile)
r ♆ - Neptune radius
palmus - Palmus, Roman palm
pc - Parsec (Parallax second)
passus - Passus, Roman double step
pes - Pes, Roman foot
Pm - Petametre
piad - Piad (пядь)
pc. - Pica
pm - Picometre
l(P) - Planck length
r ♇ - Pluto radius
p - Point
ri - Ri (里)
rin - Rin (厘)
rd. - Rod (Perch)
sashen - Sashen (сажень)
r ♄ - Saturn radius
l(S) - Schrödinger length
sh. - Shackle
shaku - Shaku (尺)
si - Si (丝)
SU - Siegbahn unit
skein cotton - Skein cotton
r ☉ - Solar radius
spindle scotch - Spindle Scotch
spindle cotton - Spindle cotton
spindle hemp - Spindle hemp
stadium - Stadium, Roman stadium
p.p. - Stitch
l(St) - Stoney length
stopa - Stopa (стопа)
strehn cotton - Strehn cotton
sun - Sun (寸)
tchetvert - Tchetvert (четверть)
Tly - Teralightyear
Tm - Terametre
Tpc - Teraparsec
thread cotton - Thread cotton
thread hemp - Thread hemp
totchka - Totchka (то́чка)
twip - Twip
r ⛢ - Uranus radius
r ♀ - Venus radius
vershok - Vershok (вершок)
verst - Verst (верста́)
XU - X-unit
yd - Yard
yin - Yin (引)
ym - Yoctometre
Ym - Yottametre
zm - Zeptometre
Zm - Zettametre
zhang - Zhang (市丈)
Å - Ångstrøm
AU/d, UA/d - Astronomical unit per day
AU/y, UA/a - Astronomical unit per year
am/s - Attometre per second
B - Bubnoff unit
cm/d - Centimetre per day
cm/h - Centimetre per hour
cm/min - Centimetre per minute
cm/s - Centimetre per second
cm/y, cm/a - Centimetre per year
dam/min - Decametre per minute
dam/s - Decametre per second
dm/d - Decimetre per day
dm/h - Decimetre per hour
dm/min - Decimetre per minute
dm/s - Decimetre per second
dm/y, dm/a - Decimetre per year
Em/s - Exametre per second
fm/s - Femtometre per second
ft/d - Foot per day
ft/h - Foot per hour
ft/min - Foot per minute
ft/s - Foot per second
ft/y, ft/a - Foot per year
Gm/s - Gigametre per second
hm/min - Hectometre per minute
hm/s - Hectometre per second
in/d - Inch per day
in/h - Inch per hour
in/min - Inch per minute
in/s - Inch per second
in/y, in/a - Inch per year
km/d - Kilometre per day
km/h, kph - Kilometre per hour
km/min - Kilometre per minute
km/s - Kilometre per second
km/y, km/a - Kilometre per year
kine - Kine
kn - Knot
Ma (-50 °C) - Mach (-50 °C)
Ma (0 °C) - Mach (0 °C)
Ma (100 °C) - Mach (100 °C)
Ma (20 °C) - Mach (20 °C)
Ma (25 °C) - Mach (25 °C)
Ma (250 °C) - Mach (250 °C)
Mm/s - Megametre per second
m/d - Metre per day
m/h - Metre per hour
m/min - Metre per minute
m/s - Metre per second
m/y, m/a - Metre per year
µm/d - Micrometre per day
µm/h - Micrometre per hour
µm/min - Micrometre per minute
µm/s - Micrometre per second
mi/d - Mile per day
mph, mi/h - Mile per hour
mi/min - Mile per minute
mi/s - Mile per second
mi/y, mi/a - Mile per year
mm/d - Millimetre per day
mm/h - Millimetre per hour
mm/min - Millimetre per minute
mm/s - Millimetre per second
mm/y, mm/a - Millimetre per year
nm/d - Nanometre per day
nm/h - Nanometre per hour
nm/s - Nanometre per second
Pm/s - Petametre per second
pm/h - Picometre per hour
pm/s - Picometre per second
l(P)/min - Planck length per minute
l(P)/s - Planck length per second
c - Speed of light
Tm/s - Terametre per second
yd/d - Yard per day
yd/h - Yard per hour
yd/min - Yard per minute
yd/s - Yard per second
yd/y, yd/a - Yard per year
ym/s - Yoctometre per second
Ym/s - Yottametre per second
zm/s - Zeptometre per second
Zm/s - Zettametre per second
Å/s - Ångstrøm per second
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