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Cards In This Set
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At what point in an axial flow turbojet engine will the highest gas press. occur?
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At the compressor outlet(burner inltet.
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What does a nozzle diaphragm in a turbine engine do?
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Directs the flow of gases to strike the turbine blades at the desired angle.
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The fan rotational speed of a dual axial compressor forward fan engine is the same as the..?
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Low pressure compressor.
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The abbreviation Pt17 used in turbine engine term means..?
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The total pressure at station number 17.
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How should the blending of blades and vanes in a turbine engine be performed?
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Parallel to the length of the blades using smooth contours to minimize stress points.
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What turbine engine section provides for proper mixing of the fuel and air?
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Combustion section.
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In a gas turbine engine, combustion occurs at a constant..?
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Pressure.
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What is the relationship between thrust and RPM in jet engines?
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At higher engine speeds, thrust increases rapidly with small increases in RPM.
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Some high volume turboprop and turbojet engines are equipped w/ two-spool or split compressors. what happens to these engines when operated at high altitudes?
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The low press. rotor will increase in speed as the compressor load decreases in the lower density air.
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Turbine nozzle diaphragms located on the upstream side of each turbine wheel, are used in the gas turbine engine to..?
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Increase the velocity of the heated gases flowing past this point.
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Where is the ighest gas pressure in a turbojet engine?
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In the entrance of the burner section.
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An exhaust cone placed aft of te turbine in a jet engine will cause the pressure in the first part of the exhaust duct to..?
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Increase and the velocity to decrease.
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What is the function of the stator vane assembly at the discharge end of a typical axial flow compressor?
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To straighten airflow to eliminate turbulence.
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The turbine section of a jet engine drives the..?
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Compressor section.
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When starting a turbine engine a hot start is indicated..?
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If the exhaust gas temp. exceeds specified limits.
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