5 Terms
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Aeronautics
The branch of science that deals with flight aerodynamics and with the operation of all types of aircraft.
Industry: Aviation
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Aeronautics
NAND gate
Aviation; Aeronautics
A NOT AND logic gate having two or more inputs and one output. The output is a logic zero (NOT one) if all of the inputs are logic one. The symbol for a NAND gate is the same as for an AND gate, ...
NOT gate
Aviation; Aeronautics
A NOT gate is an inverter. A NOT gate has one input and one output, and the logic condition at the output is always opposite the logic condition at the input. The symbol for a NOT gate is a triangle ...
NOR gate
Aviation; Aeronautics
A NOT OR logic gate that has two or more inputs and one output. The output is logic zero (NOT one) when the signal on any one of the inputs is logic one. The symbol for a NOR gate is the symbol for ...
notice to airmen (NOTAM)
Aviation; Aeronautics
A notice containing information (not known sufficiently in advance to publicize by other means) concerning the establishment, condition, or change in any component (facility, service, or procedure ...
placard
Aviation; Aeronautics
A notice placed on an aircraft in plain sight of the appropriate crew member to give information pertinent to the operation of the aircraft. Operations limitations as well as maintenance specifics ...
Airworthiness Alert
Aviation; Aeronautics
A notice sent by the FAA to certain interested maintenance personnel, identifying problems with aircraft that have been gathered from Malfunction and Defect Reports. These are problems being studied ...
choked nozzle
Aviation; Aeronautics
A nozzle in a gas turbine engine that limits the speed of the gases flowing through it. The gases speed up until they reach the speed of sound. At this point, a normal shock wave forms that prevents ...
