K-factor

K-factor or K factor may refer to:

Engineering and technology

K-factor (aeronautics), the number of pulses expected for every one volumetric unit of fluid passing through a given flow meter
K-factor (centrifugation), relative pelleting efficiency of a given centrifuge rotor
K factor (crude oil refining), a system for classifying crude oil
K-factor (electrical engineering), a measurement of how well a power transformer can handle harmonic distortion
K-factor (fire protection), formula used to calculate the discharge rate from a fire system nozzle
K-factor (metallurgy), formulae used to calculate the bending capacity of sheet metal
K factor (traffic engineering), the proportion of annual average daily traffic occurring in an hour

K-factor (actuarial), the ratio of the value of deferrable expenses to the value of estimated gross profits
k-factor (graph theory), a spanning k-regular subgraph in graph theory

K-factor, the circular segment of earth profile that blocks off long-distance communications in line-of-sight propagation