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electric RAT
electric RAT Ram-air turbine driving electric alternator
or d.c. generator.
electrics Generalised term for all electric power generation,
control and services.
electric starter Electric motor used to crank engine for
starting.
electric steel Steel made in electric furnace (induction or
arc-type) which possesses uniform quality and higher
strength than open-hearth steel of same carbon content.
electric tachometer See tachogenerator.
electric trim Trim tab[s] moved by electric motor [and
usually irreversible screwjack].
electric welding Welding by electric arc or passing large
current through material.
electric wind Emission of negative charge from sharp
corner or point of conductor carrying high potential
current. Also known as electric breeze.
electrochemical machining Range of processes in which
large direct current is passed through workpiece via
shaped electrode in conductive electrolyte.
electrochemical treatment Process involving application
of electrical energy to produce chemical change in surface
of material to be treated, such as anodization of
aluminium alloys.
electrochromatic Optically dimmable [transparency] by
applied voltage.
electrode 1 Terminal at which electricity passes from
one medium into another; positive is called anode and
negative cathode.
2 Semiconductor element that performs one or more of
the functions of emitting or collecting electrons or ions, or
of controlling their movements by electric field.
3 In electron tube, conducting element that performs
one or more of the functions of emitting, collecting or
controlling, by electro-magnetic field, movement of electrons
or ions.
electrodynamics Science dealing with forces and energy
transformation of electric currents, and associated
magnetic fields.
electrodynamic tether EDT, long (