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Fe- Fe
- Iron is one of the most abundant metallic elements (41000 ppm) and probably one of the most important, being used on the largest scale of any metal.
- Fe2O3
- Chemical formula for Iron III Oxide.
- FeCl2
- Chemical formula for Iron II Chloride.
- FeCl3
- Chemical formula for Iron III Chloride.
- Feedback
- Occurs when some or all of the output of the device (such as an amplifier)
is taken back to the input.
- Feeler Gauges
- A set of steel fingers of different thicknesses that can be used to set the gap between two objects.
- Feet
- The plural of foot. One foot was defined as one third of the Imperial Standard yard. The abbreviation of foot is ft
- Feet per Minute
- Old imperial units of velocity, abbreviated as fpm or ft min-1.
- Feet per Second Squared
- Old imperial unit of acceleration.
- FEM
- Finite element method is a numerical method which is used to calculate displacements or stresses in
structures or components subjected to external and internal loads.
- Female Part
- A concave piece of equipment which receives a mating male, convex, part.
- Femto
- Prefix representing a multiplication of 10-15
- Femtometre
- Abbreviated as fm, unit of distance equal to 10-15m.
- femtosecond
- Abbreviated as fs, unit of time equal to 10-15s.
- Fender Washer
- An oversize washer used to spread the load further on soft or thin materials.
- FeO
- Chemical formula for Iron II Oxide.
- Fermat Number
- The integers Fn=22n+1 are Fermat numbers.
- Fermat′s Last Theorem
- States that xn+yn=zn has no whole number solutions for n greater than 2.
- Fermat′s Principle
- The path taken by a ray of light between any two points in a system is always the path that takes the least time.
- Fermi
- A derived SI Unit of length equal to 10-15m
- Fermi Constant
- The Fermi constant shows the coupling between a nucleon and a lepton field.
- Fermi Energy
- The average energy per particle when adding particles to a distribution but without
changing the entropy or the volume.
- Fermi Enrico
- He received the Nobel Prize for physics for the development of neutron-induced nuclear reactions in 1938.
- Fermions
- Fermions are particles that satisfy the Pauli exclusion principle and obey the Fermi-Dirac statistics of statistical mechanics.
- Fermium
- A man-made element with an atomic number of 100.
- Ferric Oxide
- Old name for Iron III Oxide.
- Ferrite
- A solid solution of one or more elements in body-centered cubic iron.
- Ferrite Rod Aerial
- A coil of wire wound on a ferrite material to increase the inductance of the coil.
It's signal capturing capability.
- Ferroelectric
- A dielectric material that may exhibit polarization in the absence of an electric field.
- Ferromagnetism
- Permanent and large magnetizations found in some metals (e.g., Fe, Ni, and Co), which result from the parallel alignments of neighboring magnetic moments.
- Ferrous Chloride
- Old name for Iron II Chloride.
- Ferrous Oxide
- Old name for Iron II Oxide.
- Ferrous Sulphide
- Old name for Iron Sulphide.
- Ferrum
- Latin for iron, hence the symbol Fe.
- FeS
- Chemical formula for Iron Sulphide.
- FeS2
- Chemical formula for Iron II Sulphide.
- FeSO4
- Chemical formula for Iron II Sulphate.
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