• ies ("ies ") = "y "
• Illuminance
  • equiv footcandle (equivalent footcandle) = lm/pi*ft^2 (derived unit)
  • equiv lux (equivalent lux) = lx/pi (derived unit)
  • fc = footcandle
  • footcandle = lm/ft^2 (derived unit)
  • illuminance = lx (category unit)
  • illumination = illuminance
  • luminous exitance = illuminance
  • lux = lm/m^2 (derived unit)
  • lx = lux
  • nox = 0.001 lux
• illuminance = lx (illuminance; category unit)
• illumination = illuminance (illuminance)
• imp ("imp ") = "UK "
• impact energy = energy (energy)
• impedance = electric resistance (electric resistance)
• imperial = "UK"
• impulse = momentum (momentum)
• in = inch (length)
• inch (" inch ") = replacement for """
• inch = 0.0254 m (length)
• inch = replacement for "inches"
• inches = "inch"
• induced emf = electric potential (electric potential)
• Inductance
  • abH = abhenry
  • abhenry = 0.000000001 H
  • electric inductance = inductance
  • H = henry
  • henry = Wb/A (derived unit)
  • inductance = H (category unit)
  • mutual inductance = inductance
  • permeance = inductance
  • self inductance = inductance
  • sH = stathenry
  • stathenry = 898755400000 H
• inductance = H (inductance; category unit)
• intensity of force = surface tension (surface tension)
• interfacial tension = surface tension (surface tension)
• international = "intl"
• intl = replacement for "international"
• intl ampere ampere (international as of 1948) = 0.999835 A (electric current)
• intl foot = foot (length)
• intl mile = mile (length)
• intl yard = yard (length)
• Ionic Conductivity
  • ionic conductivity = S*m^2/mol (category unit)
• ionic conductivity = S*m^2/mol (ionic conductivity; category unit)
• ionic strength = concentration (concentration)
• ips (inches per second) = in/s (velocity; derived unit)
• irradiance = heat flux density (heat flux density)
• Israeli cubit = 21.8 inch (length)
• Israeli shekel mass = 14.1 gram (mass)

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