Aerodynamic Stations in Airflow Paths

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Questions and Answers

What is the purpose of the boroscope system in the engine?

  • To manually rotate the engine during inspection
  • To visually inspect the various rotating parts of the engine (correct)
  • To remove boroscope plugs from the access ports
  • To provide access ports for the fan blades and turbine blades

How many access ports are available for inspecting the high pressure compressor?

  • Four ports
  • One port
  • Five ports
  • Nine ports (correct)

What is the purpose of the accessory gearbox?

  • To provide power transmission between the transfer gearbox and the accessory gearbox
  • To transmit rotation from the high pressure compressor to the transfer gearbox
  • To house the radial drive shaft, transfer gearbox, and horizontal drive shaft
  • To support and drive engine-related accessories (correct)

What is the function of the fan in the engine?

<p>To produce approximately 78% of the total engine thrust (D)</p> Signup and view all the answers

What is the location of the accessory gearbox relative to the engine?

<p>On the left side of the fan frame (D)</p> Signup and view all the answers

Which of the following components compresses the primary airstream?

<p>Both the low and high pressure compressors (A)</p> Signup and view all the answers

What drives the high pressure compressor?

<p>The high pressure turbine (C)</p> Signup and view all the answers

How are the low and high pressure rotors related mechanically?

<p>They are independent of each other (B)</p> Signup and view all the answers

What is the purpose of dividing the air into primary and secondary airstreams?

<p>To monitor engine performance (D)</p> Signup and view all the answers

What is the purpose of the annular combustion chamber?

<p>To increase the air velocity to rotate the turbines (D)</p> Signup and view all the answers

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