Systems 2 Flashcards
What does EFIS abbreviate?
Electronic Flight Instrument System
What does the EFIS (Electronic Flight Instrument System) consist of?
Electronic Attitude Director Indicator
Electronic Horisontal Situation Indicator
The EFIS Control Panel
The electronic instrument displays (EID) receive sensor data from the __________. (B/1/2)
a. Air Data Computer (ADC)
b. Electronic Decoder Control (EDC)
c. primary pitot static system
d. Electronic Attitude director Indicator (EADI)
a
Which of the following is a standby instrument? (B/1/3)
a. Turn and bank indicator
b. Electronic Horizontal Situation Indicator (EHSI)
c. Vertical Speed Indicator (VSI)
d. Vertical Velocity Indicator (VVI)
a
Both the EADI and EHSI operate in the __________ modes. (B/2/1)
a. enroute and approach
b. approach and landing
c. takeoff and landing
d. enroute and landing
a
If the pitch values (On the ADI) approach their limits, red chevrons are used to indicate the nearest direction__________. (B/2/2)
a. to achieve inverted flight
b. for a higher altitude
c. for a normal turn attitude
d. for a level attitude recovery
d
The EHSI displays a 360° rotating compass scale divided into 5 and 10° increments and referenced to a __________ (lubber line). (B/2/3)
a. amber triangular course index
b. white triangular heading index
c. amber circular heading index
d. red circular course index
b
Pulling out on the HDG knob resets the HDG bug to the present aircraft __________. (B/2/4)
a. altitude
b. course
c. heading
d. speed
c
The upper left corner of the EHSI contains which set of information, if selected? (B/2/5)
a. Time, temperature, and wind speed
b. Distance to selected station, aircraft groundspeed, and course heading
c. Distance to next TACAN, aircraft groundspeed, and time to go to the station
d. Distance to next selected point, aircraft groundspeed, and time to go to the next point
d
When the EHSI is in HSI normal mode, pressing the map button (MAP) changes the display to the __________ mode. (B/2/6)
a. navigation map
b. weather map
c. map overlay
d. road map
a
The bearing pointer select buttons are used to cycle the EHSI bearing pointers through the __________ navigation source display, __________ navigation source display, or the __________ mode. (B/2/7)
a. GPS; ILS; multiple navigation source
b. VOR; GPS; declutter
c. VOR; ILS; DME
d. DME; ILS; declutter
b
On the EHSI, the course deviation bar indicates the centerline of the selected course relative to __________. (B/2/8)
a. true north
b. the aircraft symbol
c. magnetic north
d. the nose of the aircraft
b
For ILS glidepath, a __________ is displayed on the right sideof the instruments with a green deviation pointer which movesin relation to the scale to indicate glidepath center with respectto aircraft position. (B/2/9)
a. stationary vertical scale
b. moving vertical scale
c. moving horizontal scale
d. stationary horizontal scale
a
The VSI indicates to the pilot if the aircraft is climbing or descending, and at what __________.(B/3/1)
a. angle
b. rate
c. weight
d. time
b
The VSI shows climbs or descents in feet per minute (FPM) from 0 to __________. (B/3/2)
a. 3000
b. 6000
c. 9000
d. 12,000
b
The ASI Mach number window is blanked below __________ Mach. (B/3/3)
a. 0.04
b. 0.36
c. 0.40
d. 0.68
c
As altitude increases, maximum operating airspeed (VMO) will __________. (B/3/4)
a. increase
b. remain constant
c. double
d. decrease
d
The baro-set correction knob is used to set __________ settings in the altimeter so it displays correct altitude indications. (B/3/5)
a. indicated
b. pressure
c. density
d. minimum
b
The standby instruments can be used for a limited time in the event of a failure of the aircraft primary __________ system. (B/4/1)
a. propulsion
b. electrical
c. environmental
d. hydraulic
b
The red and white “barber pole” on the airspeed indicator __________. (B/4/2)
a. never moves
b. moves with the airspeed needle
c. is a velocity/Mach limiting pointer
d. is set by ground maintenance personnel
c
The standby attitude indicator is caged __________. (B/4/3)
a. by placing the AHRS mode select switch to SLVD
b. automatically upon application of electrical power
c. by pulling and turning the PULL TO CAGE knob
d. by pulling and releasing the PULL TO CAGE knob
c
The standby altimeter is operated by static pressure from the primary pitot/static system. (B/4/4)
a. True
b. False
False
Which system is not part of the T-6A flight instruments?
a. Electronic Flight Instrument System (EFIS)
b. Air data system
c. Standby instruments
d. Environmental system
d
In the composite mode, both attitude and heading information can be displayed on either the EADI or EHSI.
a. True
b. False
a
The primary pitot probe at the right wingtip and primary static ports on the sides of the aft fuselage provide necessary pressures to the
a. air data computer.
b. EFIS computer.
c. EFIS displays.
d. standby instruments.
a
The EFIS system provides uncluttered unusual attitude information on the EADI when the aircraft exceeds which set of predefined limits?
a. Pitch +20° or -30°, roll greater than or equal to 65°
b. Pitch +10° or -20°, roll less than 65°
c. Pitch +30° or -20°, roll angle greater than 65°
d. Pitch +30° or -20°, roll greater than 60°
c
The altimeter displays baro-set data is in what format?
a. Inches of mercury
b. Millibars
c. Millimeters
d. Field Elevation
d
Altimeter displays baro-set in MB (Milibars) and IN HG (Inches Mercury
The conventional magnetic compass can be used in case of total electrical failure, or as an instrument cross-check.
a. True
b. False
a
If pitch or roll attitude failure occurs, what words appear in red letters at the top center of the EADI screen?
a. ATTITUDE CHECK
b. ATTITUDE UNUSUAL
c. BAD ATTITUDE
d. ATTITUDE FAIL
d
In NAV MAP mode on the EHSI, which full circle range scales are available?
a. 1, 2.5, 5, 10, 20, 40, 80, 160, and 320 NM
b. 2.5, 5, 10, 20, 40, 80, 160, 240, and 500 NM
c. 5, 10, 20, 40, 80, 160, 240, 320, and 1000 NM
d. 5, 10, 20, 40, 80, 160, 320, 640, and 1,200 NM
d - er det givne svar. Men “c” dækker de tal, der er angivet i undervisningsmaterialet.
The standby attitude indicator will supply accurate information for at least how many minutes after electrical failure?
a. Two
b. Three
c. Nine
d. Ten
c
If either pilot selects EFIS composite mode, the displays in the other cockpit are not affected.
a. True
b. False
b
The AOA computer receives inputs from the AOA vane, the flap position microswitch, and from the __________. (B/1/1)
a. trim position indicator
b. aircraft control stick
c. landing gear
d. elevator trim tab
c
The higher the number on the AOA gauge scale, the __________. (B/1/2)
a. greater the approach airspeed
b. lower the angle of attack
c. greater the angle of attack
d. lower the stall airspeed
c
The radial at __________ units on the AOA gauge indicates a stall. (B/1/3)
a. 12
b. 14
c. 16
d. 18
d
The stick shaker activates at approximately __________ knots above stall speed, or __________ units on the AOA gauge. (B/1/4)
a. 4 to 8; 15
b. 5 to 10; 15 to 16
c. 5 to 10; 18
d. 6 to 12; 18
b
When the AOA test switch is held at the LOW position, the indexer shows a(n) __________ and the AOA gauge reads __________ units. (B/1/5)
a. red chevron; 7.9
b. green chevron; 18
c. amber donut; 10.5
d. green chevron; 3.6
c
The center pointer on the accelerometer moves up or down to indicate __________ G load. (B/2/1)
a. maximum
b. minimum
c. current
d. cumulative
c
Which button on the digital clock is used to move the function indicator to the desired setting? (B/3/1)
a. SEL
b. CTL
a
Which buttons(s) on the digital clock set(s) the minutes in LT mode. (B/3/2)
a. The minutes are set automatically by the GMT mode.
b. SEL
c. CTL
d. Both SEL and CTL, when pressed together
c
After reaching 59 minutes, 59 seconds, the count up timer will display hours and minutes to a limit of __________ hours and 59 minutes. (B/3/3)
a. 69
b. 79
c. 89
d. 99
d
The MASTER WARN and MASTER CAUT switchlights are interconnected with the __________. (B/4/1)
a. engine/electrical switch panel
b. main annunciator panel
c. trim control panel
d. environmental control panel
b
Anytime a warning or caution annunciator on the main annunciator panel in either cockpit lights, the respective MASTER WARN or MASTER CAUT switchlights will __________. (B/4/2)
a. illuminate steadily in both cockpits
b. flash in that same cockpit only
c. flash in both cockpits
d. illuminate steadily in the front cockpit
c
A flashing MASTER WARN light on the switchlight panel should be accompanied by __________. (B/4/3)
a. a 290 Hz tone repeating 5 times per second
b. six warning tones per second for 2 seconds
c. three warning tones per second for 2 seconds
d. a decaying tone
d
All IDARS functions are controlled __________.(B/5/1)
a. by the computer
b. from the front cockpit
c. from the rear cockpit
d. from either cockpit
a
The flight data recorder portion of IDARS is installed __________. (B/5/2)
a. under the front cockpit glareshield
b. in the left avionics bay
c. under the rear cockpit glareshield
d. in the right avionics bay
b
When IDARS reaches approximately 80% full, the __________ annunciator outboard of the anti-G connection will illuminate. (B/5/3)
a. amber MAINT
b. green FULL
c. amber FULL
d. green MAINT
d
The accelerometer displays instantaneous normal acceleration from __________ Gs.
a. –8 to +15
b. –6 to +10
c. –4 to +8
d. –4 to +10
b
To perform a count up with the digital clock, the function indicator must be over the __________ label.
a. LT
b. GMT
c. ET
d. FT
c
The annunciator placarded FDR near the firewall shutoff handle in the front cockpit will light MAINT in the upper half or __________ in the lower half.
a. 80%
b. RECORDER
c. FAIL
d. FDR
c
Angle of attack information is provided on the AOA indexer when
a. the angle of attack is below 7.9 units on the AOA gauge.
b. the landing gear is down and locked.
c. the flaps are set at landing setting.
d. airspeed is 5 to 10 knots above stall speed.
b
When a flashing master switchlight is reset, the associated annunciator on the main annunciator panel will __________ for as long as the malfunction or failure condition persists.
a. also reset
b. begin flashing
c. remain illuminated
d. extinguish, then relight
c
The flight time (FT) display in the digital clock
a. displays flight hours from gear up to gear down.
b. displays engine operating hours above 1000 RPM.
c. displays total time from engine start to shutdown.
d. does not function in this aircraft.
d
Pilot warning tones are generated in a tone generator in the AOA computer and routed to
a. the cockpit speaker.
b. helmet audio connections.
c. the main annunciator panel.
d. the RMU audio outlet.
b
The white triangle at 4.9 units on the AOA gauge indicates
a. maximum range angle of attack.
b. normal approach speed.
c. maximum endurance angle of attack.
d. stall speed.
a
The data transfer module is a __________ used for digital information storage, loading, and retrieval.
a. permanently mounted memory chip
b. fixed data cartridge
c. fixed tape drive
d. portable memory cartridge
d
A slow approach speed is indicated by the
a. lower red chevron on the AOA indexer.
b. upper green chevron on the AOA indexer.
c. white diamond on the AOA gauge.
d. white triangle on the AOA gauge.
b
How are heading and course set on the EHSI?
Using the HDG and CRS knobs on the EFIS control panel
What are the three EFIS modes?
Enroute, approach, and composite mode
EFIS approach mode adds what elements to the standard instrument displays?
a. Glideslope
b. Localizer
c. Marker beacon
What are the pitch and roll parameters that cause the EFIS to declutter the EADI during unusual attitudes?
a. Pitch angle exceeds +30° or –20°
b. Roll angle exceeds 65°
The EADI display returns to normal when the aircraft attitude returns to which parameters?
a. Less than 25° nose-up or 15° nose-down pitch
b. Bank angle less than 60°
What is the purpose of the vertical speed indicator (VSI)?
Displays vertical speed and direction of the aircraft
What does the VSI indicate?
Descend and climb rate
What information does the airspeed indicator display?
a. Indicated airspeed
b. Mach number
c. Maximum operating airspeed (VMO)
As altitude increases, VMO will __________ and the barber pole will move __________.
decrease; downward
How can you tell if the ADC has failed or its data is invalid?
The electronic instruments will indicate a failure.
What are the standby instruments?
a. Standby airspeed indicator
b. Standby attitude indicator
c. Standby altimeter
d. Standby turn and bank indicator
e. Magnetic compass
How are the standby instruments powered?
a. Battery bus
b. Auxiliary battery
How is the standby airspeed indicator operated?
By pitot and static pressure from the secondary pitot/static system.
When should you cage the standby attitude indicator?
a. Before applying or removing electrical power
b. Before engine start and shutdown
After loss of all electrical power, how long will the standby attitude indicator provide pitch and roll information and to what accuracy?
a. Nine minutes
b. Within 6°
The stick shaker is activated approximately how many knots above stall speed?
5 to 10 knots
What does the green arc on the AOA gauge indicate?
Normal approach speed (optimum angle of attack or “on-speed”)
When will either the MASTER WARN or MASTER CAUTION switchlights illuminate?
a. Anytime a warning or caution annunciator illuminates in either cockpit
b. The MASTER WARN switchlight will illuminate with the FIRE light
What are the three operational modes for the EADI and EHSI?
Enroute, approach, and composite
The VSI displays vertical velocity from 0 to __________ feet per minute.
±6000
From what component does the ASI receive its data?
Air data computer
The standby instruments are normally powered by the __________.
battery bus
When showing, what does the red indication in the standby turn and bank indicator mean?
Turn rate information is not available
When should a reading be taken from the magnetic compass?
During level, unaccelerated flight
When does the AOA amber donut illuminate?
When you have achieved the optimum angle of attack range for landing (on-speed).
What is the purpose of the two resettable needles on the accelerometer?
Record maximum deviation above and below +1G experienced during flight
What happens anytime the FIRE warning annunciator illuminates?
a. MASTER WARN switchlight flashes
b. MASTER WARN tone sounds
What indications can be illuminated on the flight data recorder annunciator?
a. MAINT (green)
b. FAIL (yellow)
The VHF transceiver has a separate radio for monitoring VHF Guard. (B/1/1)
a. True
b. False
b
Where is the UHF/VHF transmit key located?
On the PCL
What is UHF Guard frequency? (B/1/3)
a. 121.50 MHz
b. 143.00 MHz
c. 243.00 MHz
d. 263.00 MHz
c
To activate the UHF backup control unit, __________. (B/1/4)
a. turn the OFF/PUSH TEST knob clockwise
b. select UHF on the RMU
c. select REMOTE on the audio control panel
d. select BKUP on the audio control panel
a
The UHF backup control unit allows for up to __________ preset channels. (B/1/5)
a. 10
b. 20
c. 30
d. 50
b
The UHF backup control unit is located in the __________. (B/1/6)
a. front cockpit only
b. aft cockpit only
c. front and aft cockpit
d. avionics bay
a
What are the two interphone modes? (B/2/1)
a. HOT and COLD
b. ON and OFF
c. HIGH and LOW
d. FRONT and REAR
a
When in HOT mode, __________. (B/2/2)
a. both microphones are active
b. only the rear microphone is active
c. you must press the ICS key to transmit on interphone
d. press the UHF/VHF key to transmit on interphone
a
The ground crew interphone headset jack is located __________. (B/2/3)
a. on the left fuselage, below the avionics bay
b. on the right fuselage, above the hydraulic service door
c. in the left avionics bay
d. in the right avionics bay
a
To adjust VHF radio volume, __________. (B/3/1)
a. rotate the VHF COMM knob on the VHF control head
b. rotate the VHF knob on the audio control panel
c. use the VHF toggle switch on the audio control panel
d. rotate the VHF knob on the left hand console
b
The audio control panel is located in the front cockpit only. (B/3/2)
a. True
b. False
b
What effect will moving the bypass switch to the ALTN position have on the UHF radio? (B/3/3)
a. You will not be able to hear the audio.
b. The audio will be unamplified, raw audio.
c. Radio control will revert to backup control unit.
d. The active frequency will switch to the alternate frequency.
b
What are the buttons on the left side of the RMU? (C/1/1)
a. Transfer switches
b. Special function switches
c. Mode select switches
d. Field select keys
d
What will you see when you press a field select key? (C/1/2)
a. The entire field will be highlighted with a white box cursor.
b. All other fields will be dimmed.
c. The special functions page for the selected system will be displayed.
d. A rectangular cursor will appear in the field.
d
Transfer switches are identified by a white __________. (C/1/3)
a. diamond
b. triangle
c. rectangle
d. circle
a
In order to change the UHF frequency digits to the right of the decimal (390.22), you must __________ (C/1/4)
a. pull out the small knob
b. pull out the large knob
c. use the large knob
d. hold the transfer switch for more than 3 seconds
a
What indication is given when the RMU is on the preflight test page? (C/2/1)
a. The word “preflight” is shown in the center of the display.
b. The word “TEST” is shown in the bottom field.
c. The letters “PFT” are shown in the top field.
d. The display will go blank.
c
If the RMU passes the preflight test, it __________ (C/2/2)
a. displays the preflight test page for 5 seconds and then returns to the normal operating page.
b. annunciates TEST PASS in the middle of the display until you press the mode key next to ACCEPT.
c. displays the preflight test page until you press the field key next to RETURN.
d. Returns immediately to the normal operating page.
a
The RMU displays UHF radio information in the __________ field. (C/3/1)
a. first
b. second
c. third
d. fourth
a
Press the __________ to swap the standby and active frequencies on the UHF radio. (C/3/2)
a. transfer switch next to the UHF field
b. field select key next to the UHF field
c. mode switch next to the UHF field
d. small data select knob
a
Press the MEM special function switch to __________. (C/3/3)
a. go to the UHF special functions memory page
b. set the last used preset channel in standby
c. edit, insert, or clear a preset memory channel
d. make the last used preset memory channel active
b
What indication does the RMU display when UHF Guard is turned on? (C/3/4)
a. “GD” appears below the mode annunciator
b. “BOTH” appears below the mode annunciator
c. “GUARD” appears below the mode annunciator
d. The UHF radio does not have a GUARD function.
c
How many VHF NAV preset memory channels can you store in the RMU? (C/4/1)
a. 5
b. 10
c. 15
d. 20
B
What does the DMEH special function switch do? (C/4/2)
a. Allows you to store DME preset memory channels
b. Enables and disables the DME function of VHF nav
c. Opens the DME special functions page
d. Holds the current DME NAVAID frequency
d
The transponder transmits __________ when the mode is set to ON. (C/5/1)
a. aircraft squawk code only
b. aircraft squawk code and altitude
c. aircraft altitude only
d. nothing
a
How many additional ATC codes are stored in the RMU? (D/5/2)
a. 1
b. 5
c. 10
d. 20
a
How many additional ATC codes are stored in the RMU? (D/5/2)
a. 1
b. 5
c. 10
d. 20
a
The ground crew interphone is activated when
a. the engine start sequence is initiated.
b. the GPU is plugged in.
c. a headset is plugged into the ground crew interphone jack.
d. a battery switch in either cockpit is switched on.
d
The RMU did not pass the preflight test. Override the system by pressing the
a. field select key next to ACCEPT.
b. mode switch next to RETURN.
c. transfer switch next to BYPASS.
d. O’RIDE special function switch at the bottom of the RMU.
a
In the RMU 243.00 is selected as frequency. Below the frequency is selected “GUARD”. Given this UHF configuration, you will receive
a. on both Guard and active frequency, but transmit only on the active frequency.
b. and transmit only on Guard frequency.
c. on both Guard and active frequency, but transmit only on Guard frequency.
d. on both the GUARD and standby frequency, but transmit only on the GUARD frequency.
b
In the RMU, 363,10 is selected as UHF frequency. Below the frequency is selected “BOTH”. Given this UHF radio setup, you will receive
a. on both the GUARD and active frequency, but transmit only on the active frequency.
b. and transmit on both the GUARD and active frequency.
c. on both the standby and active frequency, but transmit only on the active frequency.
d. and transmit on both the standby and active frequency.
a
To tune the active UHF frequency directly, __________, then use the data entry knobs to set the frequency.
a. hold the UHF transfer switch for at least 3 seconds
b. hold the UHF field select key for at least 3 seconds
c. press the UHF transfer switch to move the cursor box to the active frequency
d. press the MEM special function switch to select the last used preset
a
The RMU allows storage of up to __________ VHF communication frequencies in memory channels.
a. 5
b. 10
c. 20
d. 40
c
Press the __________ to access special functions for the selected system.
a. PAGE special function switch
b. IDT special function switch
c. MEM special function switch
d. associated field select key for 3 seconds
a
__________ to initiate the RMU preflight test.
a. Apply power to the RMU
b. Press the IDT special function switch
c. Press the small data entry knob
d. Press the field select key next to START TEST on the special function page
a
__________ indicates that the squelch is off.
a. An SQ annunciation below the UHF mode
b. A missing SQ annunciation below the UHF mode
c. The annunciation SQUELCH as the UHF mode
d. The amber SQUELCH light at the bottom of the RMU
a
What indication on the RMU tells you the backup UHF radio control unit is in use?
a. The RMU displays the word REMOTE in the UHF field.
b. The RMU displays the word BACKUP in the UHF field.
c. The UHF field of the RMU is blank.
d. The UHF radio mode is BKUP.
a
What is the main operational difference between the UHF radio and the VHF radio?
a. The VHF radio has a BOTH mode, but not a Guard mode.
b. The VHF radio can receive but not transmit on GUARD.
c. The VHF radio cannot transmit or receive on GUARD.
d. You must manually tune 121.5 to receive and/or transmit on GUARD.
d
When in ALT mode, the transponder transmits the
a. aircraft’s altitude only.
b. alternate squawk code.
c. aircraft’s altitude and squawk code.
d. squawk code only.
c
VOR stations transmit __________ signals, which the VOR receiver detects and the EFIS displays on the __________.
a. path; RMU
b. radial; EHSI
c. path; EHSI
d. radial; EADI
b
Which of the following is the T-6A unable to receive? (B/1/2)
a. TACAN radials from a VORTAC
b. TACAN DME from a VORTAC
c. DME from a VOR/DME
d. VOR radials from a VORTAC
a
The __________ antennas, mounted on both sides of the __________, detects the VOR radial signal.(B/1/3)
a. VOR; fuselage
b. NAV/GS/ILS; cockpit
c. VOR; vertical stabilizer
d. NAV/GS/ILS; vertical stabilizer
d
The ILS __________ provides course guidance to the runway centerline. (B/1/4)
a. localizer
b. marker beacon
c. glideslope
d. course indicator
a
The same antennas and receiver as the __________ system receives and processes localizer andglideslope signals. (B/1/5)
a. marker beacon
b. TACAN
c. GPS
d. VOR
d
To display ILS data on the EHSI/EADI, select the __________ frequency as the primary navigationfrequency on the RMU. (B/1/6)
a. glideslope
b. localizer
c. beacon
d. VOR
b