rod, chain, furlong, mile
Some common imperial secondary quantities are expressed in the table below
Primary Quantity | Dimensions | Common Units |
---|---|---|
Acceleration | L / T2 | foot per second squared |
Area | L2 | square foot, square yard acre, square mile |
Density | M / L3 | pounds per cubic foot |
Frequency | 1/T | cycle per second |
Impulse | F T | pound-force second |
Momentum | ML / T | pound foot per second |
Power | LF / T | foot pound-force per second horsepower |
Pressure | F / L2 | pound-force per square inch |
Velocity | L / T | foot per second mile per hour, knot |
Volume | L3 | pint, quart, gallon cubic foot, cubic yard |
Work | L F | foot pound-force |
The SI-system, unit converters, physical constants, drawing scales and more.
British standards and specifications for pipe, tube and fittings.
Prefix names used for multiples and submultiples units.
Radian is the SI unit of angle. Convert between degrees and radians. Calculate angular velocity.
An introduction to the SI metric system.
Explanation of symbols used as subscripts or superscripts to tell more about the type of chemical reaction, process or condition.
Density, specific heat, thermal conductivity and more.
Common converting units for Acceleration, Area, Density, Energy, Energy per unit mass, Force, Heat flow rate, Heat flux, Heat generation per unit volume and many more.
An overview of the United States Customary System Units - Imperial Units.
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