29 (8145): What is one purpose of the stator blades in the compressor section of a turbine engine?
A: Stabilize the pressure of the airflow.
B: Control the direction of the airflow.
C: Increase the velocity of the airflow.
30 (8154): Which of the following engine variables is the most critical during turbine engine operation?
A: Compressor inlet air temperature.
B: Compressor RPM.
C: Turbine inlet temperature.
31 (8159): The highest heat-to-metal contact in a jet engine is the
A: burner cans.
B: turbine inlet guide vanes.
C: turbine blades.
32 (8162): Between each row of rotating blades in a turbine engine compressor, there is a row of stationary blades which act to diffuse the air. These stationary blades are called
A: buckets.
B: rotors.
C: stators.
33 (8166): In an axial-flow compressor, one purpose of the stator vanes at the discharge end of the compressor is to
A: straighten the airflow and eliminate turbulence.
B: increase the velocity and prevent swirling and eddying.
C: decrease the velocity, prevent swirling, and decrease pressure.
34 (8174): What is used in turbine engines to aid in stabilization of compressor airflow during low thrust engine operation?
A: Stator vanes and rotor vanes.
B: Variable guide vanes and/or compressor bleed valves.
C: Pressurization and dump valves.
35 (8181): The pressure of subsonic air as it flows through a convergent nozzle
A: increases.
B: decreases.
C: remains constant.
36 (8188): What is the major function of the turbine assembly in a turbojet engine?
A: Directs the gases in the proper direction to the tailpipe.
B: Supplies the power to turn the compressor.
C: Increases the temperature of the exhaust gases.