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Commonly Used Conversions

Mar 30, 2003 12:00 PM


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Conversion Formulas

jump to
Temperature | Wavelength | Pressure | Torque | Distance | Area | Speed | Acceleration | Volume | Multipliers | AWG to mm2

] Temperature
Conversion Formula Parameters
°C to °F (Cx9/5)+32 Input Output
°F to °C (F-32)x5/9 Input Output

] Wavelength
Conversion Formula Parameters
Frequency (Hz) to wavelength (ft) (sound) 1127 / frequency Input Output
Frequency (Hz) to wavelength (m) (sound) 343.5 / frequency Input Output
Frequency (MHz) to wavelength (ft) (light) 984 / frequency Input Output
Frequency (MHz) to wavelength (m) (light) 299.8 / frequency Input Output
Wavelength (ft) to frequency (Hz) (sound) 1127 / ë Input Output
Wavelength (m) to frequency (Hz) (sound) 343.5 / ë Input Output
Wavelength (ft) to frequency (MHz)(light) 984 / ë Input Output
Wavelength (m) to frequency (MHz) (light) 299.8 / ë Input Output
] Pressure
Conversion Formula Parameters
bar to psi bar x 14.5 Input Output
psi to bar psi / 14.5 Input Output
Newtons to pounds Newtons x 0.2248 Input Output
Pounds to Newtons Pounds x 4.45 Input Output
Newtons to kg Newtons x 0.1020 Input Output
kg to Newtons kg x 9.80 Input Output
Newtons/m/m to psi Newtons/m/m x 145 Input Output
lbs to kg lbs x 0.4536 Input Output
kg to lbs kg x 2.205 Input Output

] Torque
Conversion Formula Parameters
Newton-Meters to Foot-Pound Newton-Meters x 0.7376 Input Output

] Distance
Conversion Formula Parameters
cm to inches cm x 0.3937 Input Output
cm to ft cm x 0.03281 Input Output
meters to ft meters x 3.281 Input Output
meters to inches meters x 39.37 Input Output
feet to meters ft x 0.3048 Input Output
miles to km miles x 1.609 Input Output
km to miles km x 0.6214 Input Output
km to feet km x 3281 Input Output

] Area
Conversion Formula Parameters
Square Centimeter to Square Inch cm2 x 0.1550 Input Output
Square Centimeter to Square Feet cm2 x 0.001076 Input Output
Square Meter to Square Feet m2 x 10.76 Input Output

] Speed
Conversion Formula Parameters
meters/s to ft/s meters/s x 3.281 Input Output

] Acceleration
Conversion Formula Parameters
meters/s/s to ft/s/s meters/s/s x 3.281 Input Output
1 g 32.174 ft/s/s Input Output
1 g 9.806650 meters/s/s Input Output

] Volume
Conversion Formula Parameters
Cubic Meters to Cubic Feet m3 x 35.31 Input Output
Cubic Meters to Cubic Inches m3 x 61,023 Input Output
Liter to Gallon Liter x 0.2642 Input Output
Liter to Cubic Feet Liter x 0.03531 Input Output


] Prefix multipliers
Prefix Abbreviation Multiplier
yotta Y 1024 (1 000 000 000 000 000 000 000 000)
zetta Z 1021 (1 000 000 000 000 000 000 000)
exa E 1018 (1 000 000 000 000 000 000)
peta P 1015 (1 000 000 000 000 000)
tera T 1012 (1 000 000 000 000)
giga G 109 (1 000 000 000)
mega M 106 (1 000 000)
myria ma 104 (10 000)
kilo k 103 (1 000)
hecto h 102 (100)
deca da 10

deci d 10-1 (0.1)
centi c 10-2 (0.01)
milli m 10-3 (0.001)
micro µ (or u by convenience) 10-6 (0.000 001)
nano n 10-9 (0.000 000 001)
pico p 10-12 (0.000 000 000 001)
femto f 10-15 (0.000 000 000 000 001)
atto a 10-18 (0.000 000 000 000 000 001)
zepto z 10-21 (0.000 000 000 000 000 000 001)
yocto y 10-24 (0.000 000 000 000 000 000 000 001)


] AWG = mm2

30 = 0.05 28 = 0.08 26 = 0.14 24 = 0.25
22 = 0.34 21 = 0.38 20 = 0.50 18 = 0.75
17 = 1.00 16 = 1.50 14 = 2.50 12 = 4.00
12 = 4.00 10 = 6.00 8 = 10.00 6 = 16.00
4 = 25.00 2 = 35.00 1 = 50.00 1/0 = 55.00
2/0 = 70.00 3/0 = 95.00 4/0 = 120.00 300 MCM = 150.00
350MCM = 185.00 500MCM = 240.00 600MCM = 300.00 750MCM = 400.00
1000MCM = 500.00



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