Glossary “Gauss’s Law” Definition:
Karl Friedrich Gauss (1777 – 1855) A German mathematician known for his work in magnetism. Gauss’s Law states that the total of the electric flux out of a closed surface is equal to the charge enclosed divided by the permittivity.
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gauge
Glossary “gauge” Definition:
1). An instrument used for measuring, such as for compression. 2). A dashboard mounted component used for visual indication of engine and system conditions, such as oil pressure.
gauge measuring system
Glossary “gauge measuring system” Definition:
A method that uses sliding metal rods or bars, and adjustable pointers with ruled scales to measure body dimensions.
gauge pressure
Glossary “gauge pressure” Definition:
A pressure indicated on a scale with atmospheric pressure as 0 psi or kPa.
gauge set
Glossary “gauge set” Definition:
1). Two or more instruments attached to a manifold and used for measuring or testing pressure. 2). Two or more instruments used to indicate engine and system conditions, such as oil pressure, coolant temperature, and charging-system indicators.
gauging point
Glossary “gauging point” Definition:
Starting point for measuring a part.
Gasoline Alley
Glossary “Gasoline Alley” Definition:
The infield garage area at the Indianapolis speedway.
gasoline consumption
Glossary “gasoline consumption” Definition:
Term used for fuel consumption.
gasoline container
Glossary “gasoline container” Definition:
OSHA containers used to safely hold and store gasoline.
gassing
Glossary “gassing” Definition:
Conversion of battery electrolyte solution into hydrogen and oxygen gas.
gate
Glossary “gate” Definition:
1). A digital circuit with several inputs and one output that performs a logical function such as AND, OR, NOT, NAND, or NOR. 2). The money that is collected for admission. 3). The starting position for a drag race. 4. To take the lead in a drag race right from the start.
gasket shellac
Glossary “gasket shellac” Definition:
Liquid form of gasket cement.
gasohol
Glossary “gasohol” Definition:
Refers to gasoline which contains 10 percent ethanol. This term was used in the late 1970’s and early 1980’s but has been replaced by terms such as Super Unleaded Plus Ethanol or Unleaded Plus.
gasoline
Glossary “gasoline” Definition:
Liquid blend of hydrocarbons used as automotive fuel and processed from crude oil.
gasket cement
Glossary “gasket cement” Definition:
Liquid gel or paste adhesive material used to bond gaskets to their mating surfaces.
gas tungsten arc cutting (GTAC)
Glossary “gas tungsten arc cutting (GTAC)” Definition:
Arc cutting process that uses a single tungsten electrode with gas shielding.
gas tungsten arc welding (GTAW)
Glossary “gas tungsten arc welding (GTAW)” Definition:
Arc welding process that uses an arc between a non-consumable tungsten electrode and the weld pool.
gas turbine engine
Glossary “gas turbine engine” Definition:
Internal combustion engine in which the shaft is spun by combustion gases flowing against curved turbine blades located around the shaft.
gasifier section
Glossary “gasifier section” Definition:
Part of a gas turbine engine that draws in air, mixes it with fuel, and burns the mixture.
gasket
Glossary “gasket” Definition:
1). Metal ring used on some spark plugs to seal pressure between the plug shell and the cylinder head. 2). A piece of thin compressible material such as cork, rubber, or soft metal, placed between two mating surfaces to form a seal.