2A852 CDC Volume 4

90 Questions | Total Attempts: 90

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2A852 Quizzes & Trivia

Questions and Answers
  • 1. 
    From what degrees is the compass system latitude knob on the digital controller continuously variable?
    • A. 

      0 to 90.

    • B. 

      0 to 180.

    • C. 

      45 to 90

    • D. 

      45 to 180.

  • 2. 
    The magnitude of the Coriolis error signal depends on the aircraft speed, aircraft heading,
    • A. 

      Rotation of the Earth, and geographic longitude.

    • B. 

      Rotation of the Earth, and geographic latitude

    • C. 

      Aircraft attitude, and geographic longitude

    • D. 

      Aircraft attitude, and geographic latitude

  • 3. 
    What does a misalignment between the magnetic azimuth detector and the aircraft create?
    • A. 

      Meridian convergence error

    • B. 

      Transmission error.

    • C. 

      Coriolis error.

    • D. 

      Index error

  • 4. 
    What component contains the earth’s rate and coriolis compensation computer?
    • A. 

      Directional gyro

    • B. 

      Digital controller

    • C. 

      Remote compensator

    • D. 

      Magnetic azimuth detector.

  • 5. 
    The one-cycle error compensator consists of
    • A. 

      Two variable resistors and three isolation resistors

    • B. 

      Three variable resistors and two isolation resistors

    • C. 

      Two variable diodes and three isolation diodes.

    • D. 

      Three variable diodes and two isolation diodes

  • 6. 
    In what compass mode does the magnetic azimuth detector send a signal to the remote magnetic compensator for magnetic compensation?
    • A. 

      DG mode

    • B. 

      RGA mode.

    • C. 

      MAG mode

    • D. 

      AUTO mode.

  • 7. 
    The control console is used to conduct the compass swing once the magnetic azimuth detector is transferred to and aligned in the
    • A. 

      Tripod

    • B. 

      Aircraft

    • C. 

      Compass rose

    • D. 

      Magnetic field monitor

  • 8. 
    The telescope on the magnetic field monitor is
    • A. 

      42-power and rotates 180 degrees

    • B. 

      42-power and rotates 360 degrees

    • C. 

      22-power and rotates 180 degrees

    • D. 

      22-power and rotates 360 degrees.

  • 9. 
    Which cable is not part of the compass calibration set reel assemblies?
    • A. 

      Power

    • B. 

      Monitor

    • C. 

      Intercom

    • D. 

      Transmitter

  • 10. 
    A compass swing must be performed after replacing the
    • A. 

      Magnetic azimuth detector or remote magnetic compensator.

    • B. 

      Remote magnetic compensator or digital controller

    • C. 

      Magnetic azimuth detector or digital controller

    • D. 

      Compass controller or compass amplifier

  • 11. 
    The flight director control panel pitch command selects a climb or descent angle from
    • A. 

      20 degrees up to 5 degrees down

    • B. 

      15 degrees up to 5 degrees down

    • C. 

      20 degrees up to 10 degrees down.

    • D. 

      15 degrees up to 10 degrees down

  • 12. 
    The attitude director indicator (ADI) speed deviation scale and pointer indicates deviation from desired
    • A. 

      Approach speed.

    • B. 

      Approach track

    • C. 

      Ground speed

    • D. 

      Ground track.

  • 13. 
    What commands the horizontal situation indicator (HSI) heading bug?
    • A. 

      Remote heading slew switch

    • B. 

      Pitch command control

    • C. 

      Heading slew controls

    • D. 

      Rate-of-turn indicator

  • 14. 
    With the remote heading slew switch in the DUAL position, which heading bug(s) will move when the pilot heading slew control is pressed?
    • A. 

      Pilot only

    • B. 

      Copilot only.

    • C. 

      Pilot and copilot.

    • D. 

      Pilot and navigator

  • 15. 
    Where are the roll and pitch computer lateral and vertical steering commands displayed?
    • A. 

      Horizontal situation indicator (HSI) lubber line.

    • B. 

      Attitude director indicator (ADI) command bars

    • C. 

      Horizontal situation indicator (HSI) compass card.

    • D. 

      Attitude director indicator (ADI) speed deviation scale.

  • 16. 
    In the rotation go-around (RGA) subsystem with the flaps are set at 30 degrees, how many degrees of initial climbout are displayed on the attitude direction indicator (ADI) during takeoff?
    • A. 

      7

    • B. 

      8

    • C. 

      8.5

    • D. 

      9.5

  • 17. 
    Pressing the rotation go-around (RGA) control wheel switch on approach causes the attitude direction indicator (ADI) to command a
    • A. 

      Wings-level dive attitude of 7 degrees

    • B. 

      Wings-level dive attitude of 8 degrees.

    • C. 

      Wings-level climb attitude of 7 degrees.

    • D. 

      Wings-level climb attitude of 8 degrees.

  • 18. 
    In the rotation go-around (RGA) subsystem, the angle-of-attack transmitters detect and transmit changes in local angle-of-attack at aircraft speeds above how many knots?
    • A. 

      70

    • B. 

      80

    • C. 

      90

    • D. 

      100

  • 19. 
    What rotation go-around (RGA) component averages the angle-of-attack signals?
    • A. 

      RGA computer

    • B. 

      RGA control panel.

    • C. 

      RGA interface logic unit

    • D. 

      Longitudinal accelerometer

  • 20. 
    The rotation go-around (RGA) interface logic unit flap indicators indicate the presence of
    • A. 

      15 or 25 degree flap discrete signals.

    • B. 

      20 or 25 degree flap discrete signals

    • C. 

      25 or 30 degree flap discrete signals.

    • D. 

      25 or 35 degree flap discrete signals

  • 21. 
    Which rotation go-around (RGA) interface logic unit test switch must be activated to allow go-around mode testing on the ground?
    • A. 

      Dim switch

    • B. 

      Flap test switch.

    • C. 

      Test reset switch.

    • D. 

      Weight-on-wheels test switch.

  • 22. 
    The comparator warning monitor subsystem continuously monitors and compares the inputs to the flight director from the
    • A. 

      Compass, localizer, glide slope, and autopilot systems

    • B. 

      Compass, localizer, glide slope, and radio altimeter systems

    • C. 

      Compass, localizer, glide slope, and flight management systems.

    • D. 

      Compass, localizer, glide slope, and barometric altimeter systems

  • 23. 
    The comparator warning indicators illuminate when one of the
    • A. 

      Five monitored dual navigation systems has a discrepancy

    • B. 

      Seven monitored dual navigation systems has a discrepancy.

    • C. 

      Five monitored dual navigation systems is operating correctly

    • D. 

      Seven monitored dual navigation systems is operating correctly.

  • 24. 
    After localizer capture, how many degrees of error must be detected for the compass system indicator on the comparator warning monitor display panel to illuminate?
    • A. 

      3

    • B. 

      4

    • C. 

      5

    • D. 

      6

  • 25. 
    The rotation go-around (RGA) system indicator on the comparator warning monitor display panel illuminates when a differential error of
    • A. 

      Two degrees pitch exists for more than three seconds between the RGA computers

    • B. 

      Three degrees pitch exists for more than two seconds between the RGA computers.

    • C. 

      Two degrees pitch exists for more than three seconds between the steering computers

    • D. 

      Three degrees pitch exists for more than two seconds between the steering computers.

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