The Mechanism Of Jet Engine

10 Questions | Total Attempts: 103

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The Mechanism Of Jet Engine

Have you ever wondered how big engines like airplanes were able to function so effectively? The answer lies in their jet engines, which in fact move the airplane forward with a great force produced by a great thrust and which in turn causes the plane to fly very fast. Do you think you know all the facts about jet engines? If yes, take our quiz and see how you score in the end.


Questions and Answers
  • 1. 
    What do jet engines power?
    • A. 

      Motorcycles

    • B. 

      Jet aircrafts, cruise missiles, and unmanned aerial vehicles

    • C. 

      Cruise boats and motorcycles

    • D. 

      Missiles

  • 2. 
    What type of cars do jet engines power?
    • A. 

      BMWs

    • B. 

      Ferraris

    • C. 

      Rocket cars

    • D. 

      Lamborghinis

  • 3. 
    What is a turbojet engine?
    • A. 

      It's a gas turbine engine that works by compressing air with an inlet and a compressor

    • B. 

      It's a gas turbine engine that works by pumping air with an inlet and a compressor

    • C. 

      It's a gas turbine engine that works by increasing air with an inlet and a compressor

    • D. 

      It's a gas turbine engine that works by compressing water with an inlet and a compressor

  • 4. 
    What are turbofans?
    • A. 

      They are dominant engine type for medium airliners

    • B. 

      They are dominant engine type for long-range airliners

    • C. 

      They are engine type for short and long-range airliners

    • D. 

      They are dominant engine type for medium and long-range airliners

  • 5. 
    What is the Brayton cycle?
    • A. 

      It's a thermodynamic cycle that describes the working of a constant-pressure heat engine

    • B. 

      It's a dynamic cycle that describes the working of a constant-pressure heat engine

    • C. 

      It's a thermodynamic cycle that describes the working of a heat engine

    • D. 

      It's a thermodynamic cycle that describes the working of an unstable pressure heat engine

  • 6. 
    What are the disadvantages of a motorjet? 
    • A. 

      It's noisy and not fast enough

    • B. 

      It's heavy, inefficient, and underpowered

    • C. 

      It's light and slow

    • D. 

      It needs too much fuel

  • 7. 
    What are the advantages of a pulsejet?
    • A. 

      It's a very simple design used for the V 1 flying bomb and more recently on model aircraft

    • B. 

      It's a very simple design used for the V 12 flying bomb and more recently on model aircraft

    • C. 

      It's a very simple design used for the V 3 flying bomb and more recently on model aircraft

    • D. 

      It's a very simple design used for the V 2 flying bomb and more recently on model aircraft

  • 8. 
    What's a reaction engine?
    • A. 

      It's an engine/motor that produces heat by expelling reaction mass

    • B. 

      It's an engine/motor that produces friction by expelling reaction mass

    • C. 

      It's an engine/motor that produces thrust by expelling reaction mass

    • D. 

      It's an engine/motor that produces gas by expelling reaction mass

  • 9. 
    What's the main disadvantage of a rocket?
    • A. 

      It needs lots of repair

    • B. 

      It needs lots of fuel

    • C. 

      It needs lots of propellant

    • D. 

      It needs lots of water

  • 10. 
    What's a turbo rocket?
    • A. 

      It's a turbojet where an additional oxidizer is added to the air stream in order to increase maximum altitude

    • B. 

      It's a turbojet where additional water is added to the air stream in order to increase maximum altitude

    • C. 

      It's a turbojet where oxidizer is suppressed in the air stream in order to increase maximum altitude

    • D. 

      It's a turbofan where an additional oxidizer is added to the air stream in order to increase maximum altitude