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LENGTH
1 m = 1000 mm
1 m = 100 cm
1 m = 10 dm
1 km = 1000 m
1 mile = 1609.344 m
1 yd = 0.9144 m
1 yard = 36 inch
1 ft = 12 inch
ABBREVIATION
m = meter
cm = centimeter
dm = decimeter
mm = millimeter
yd = yard
ft = feet
AREA
1 m2 = (100)2 cm2
1 m2 = (1000)2 mm2
1 hec = 104 m2
1 km2 = 106 m2
1 km2 = 100 hec
1 km2 = 247.105 acre
1 acre = 4046.856 m2
ABBREVIATION
m2 = Sq. meter
cm2 = sq. centimeter
mm2 = sq. millimeter
km2 = sq. kilometer
hec = hectare
VOLUME
1 m3 = 1000 lit
1 lit = 1000 ml
1 lit = 1000 cm3
1 gal (UK) = 4.546 lit
1 gal (US) = 3.785 lit
1 bbl = 34.97 gal(UK)
1 bbl = 42 gal(US)
1 bbl = 0.158 m3
ABBREVIATION
m3 = cubic meter
cm3 = cubic centimeter
lit = liter
bbl = barrel
gal = gallon
WEIGHT
1 Ton = 1000 kg
1 kg = 1000 g
1 kg = 1000000 mg
1 0z = 28.349 g
1 pou = 453.592 g
1 carat = 0.2 g
ABBREVIATION
g = gram
kg = kilogram
mg = milligram
0z = ozone
Pou = pound
TEMPERATURE
0 ◦C = 32 ◦F
0 ◦C = 273.15 k
ABBREVIATION
◦C = degree Celsius
◦F = degree Fahrenheit
k = kelvin
NOTE
To convert any C to F, use the following formulae
◦F = (1.8 × ◦C) + 32
TIME
1 yr = 365 days
1 day = 24 hrs
1 hr = 60 min
1 min = 60 sec
1 sec = 1000 ms
ABBREVIATION
yr = year
hr = hour
min = minute
sec = second
ms = millisecond
SPEED
SPEED will be based on basics of LENGTH and TIME
FORCE
1 N = 105 dyn
1 kgf = 980665 dyn
ABBREVIATION
N = Newton
Dyn = Dyne
kgf = kilogram force
PRESSURE
1 bar = 105 Pa
1 bar = 750 .06 torr
1 bar = 750 .06 mm of Hg
ABBREVIATION
Pa = Pascal's
torr = Torricelli
Hg = mercury
Bar = Bar
POWER
1 HP (UK) = 745.7 W
1 HP (ELECTRIC) = 746 W
1 HP (US) = 735.5 W
1 kCal/s = 4184 W
1 Erg/s = 0.0000001 W
ABBREVIATION
W = Watt
HP = Horsepower
ANGLE
1 deg ( ◦ ) = 60 min ( ‘ )
1 deg ( ◦ ) = 3600 sec ( ‘’ )
1 rad = 57.29 degree ( ◦ )
ABBREVIATION
deg = degree
min = minute
sec = second
rad = radian