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pf: Wikis

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Encyclopedia

PF may refer to:

In computer science:

  • Page fault, a type of exception (error) in computer programming
  • Page File, a file used as an extension for computer memory.
  • PF (firewall), OpenBSD's stateful packet filter
  • French Polynesia (Polynésie française), ISO 3166 internet country code .pf
  • PF keys, function keys on old keyboards

In physics:

  • Power factor, or cos phi, of an AC electric power system
  • Purple fringing, a type of chromatic aberration in photography
  • Phenol formaldehyde resin, the earliest synthetic polymer
  • Picofarad (pF) or petafarad (PF), multiples of farad, the SI unit of electric capacitance (petafarads rarely if ever used)

Other uses:

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