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Aircraft gas turbine engine pressure ratio

Quiz by Abed Suwissat

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13 questions
Show answers
  • Q1
    What is the pressure ratio in an aircraft gas turbine engine?
    Option B: The ratio of the compressor pressure to the turbine pressure.
    Option A: The ratio of the discharge pressure to the inlet pressure.
    Option C: The ratio of the exhaust pressure to the inlet pressure.
    Option D: The ratio of the turbine pressure to the compressor pressure.
    30s
  • Q2
    What is the purpose of the turbine in an aircraft gas turbine engine?
    Option C: To mix fuel with compressed air for combustion.
    Option A: To compress incoming air before combustion.
    Option B: To extract energy from the expanding exhaust gases.
    Option D: To convert heat energy into mechanical energy.
    30s
  • Q3
    What is the function of the compressor in an aircraft gas turbine engine?
    Option D: To convert heat energy into mechanical energy.
    Option A: To extract energy from the expanding exhaust gases.
    Option B: To mix fuel with compressed air for combustion.
    Option C: To compress incoming air before combustion.
    30s
  • Q4
    What is the purpose of the afterburner in an aircraft gas turbine engine?
    Option C: To compress incoming air before combustion.
    Option B: To mix fuel with compressed air for combustion.
    Option D: To increase thrust by re-igniting and accelerating the already combusted gases.
    Option A: To extract energy from the expanding exhaust gases.
    30s
  • Q5
    What is the purpose of the nozzle in an aircraft gas turbine engine?
    Option B: To mix fuel with compressed air for combustion.
    Option D: To release excess pressure from the engine.
    Option C: To accelerate the high-velocity exhaust gases and convert thermal energy into kinetic energy.
    Option A: To compress incoming air before combustion.
    30s
  • Q6
    Which component of an aircraft gas turbine engine is responsible for generating the majority of the thrust?
    Option B: Afterburner
    Option D: Turbine
    Option A: Compressor
    Option C: Nozzle
    30s
  • Q7
    What is the purpose of a turbine in an aircraft turbo-prop gas turbine engine?
    To generate electrical power for the aircraft systems.
    To extract energy from the high-velocity exhaust gases to rotate the compressor and drive the aircraft propeller.
    To reduce the noise produced by the engine.
    To cool down the exhaust gases before they exit the engine.
    30s
  • Q8
    Which component in an aircraft turbo-prop gas turbine engine is responsible for compressing incoming air?
    Combustor
    Compressor
    Turbine
    Exhaust nozzle
    30s
  • Q9
    What is the purpose of the propeller in an aircraft turbo-prop gas turbine engine?
    To compress incoming air before it enters the combustion chamber.
    To convert the rotational power generated by the engine into forward thrust.
    To cool down the exhaust gases before they exit the engine.
    To extract energy from the high-velocity exhaust gases to rotate the compressor.
    30s
  • Q10
    What is the purpose of the intercooler in an aircraft turbo-prop gas turbine engine?
    To cool down the compressed air before it enters the combustion chamber.
    To convert the rotational power generated by the engine into forward thrust.
    To ignite the fuel and produce high-pressure, high-temperature gases.
    To extract energy from the high-velocity exhaust gases to rotate the compressor.
    30s
  • Q11
    What is the purpose of the bypass ratio in an aircraft turbo-prop gas turbine engine?
    To convert the kinetic energy of the exhaust gases into useful work.
    To compress incoming air before it enters the combustion chamber.
    To determine the amount of air that bypasses the engine core.
    To regulate the fuel flow rate in the engine.
    30s
  • Q12
    What is the purpose of the exhaust nozzle in an aircraft turbo-prop gas turbine engine?
    To cool down the exhaust gases before they exit the engine.
    To compress incoming air before it enters the combustion chamber.
    To extract energy from the high-velocity exhaust gases to rotate the compressor.
    To accelerate and direct the exhaust gases to generate thrust.
    30s
  • Q13
    What is the role of the fuel control system in an aircraft turbo-prop gas turbine engine?
    To regulate and control the flow of fuel into the combustion chamber.
    To cool down the exhaust gases before they exit the engine.
    To extract energy from the high-velocity exhaust gases to rotate the compressor.
    To compress incoming air before it enters the combustion chamber.
    30s

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