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787 U2021 > Landing Gear > Flashcards

Landing Gear Flashcards

1
Q

1) Wheel brake temperatures are displayed:
A. As a status message.
B. On the hydraulic synoptic.
C. On the gear synoptic.
D. On the EICAS below the gear indicator.

A

1) Wheel brake temperatures are displayed:

C. On the gear synoptic.

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2
Q 
2) During takeoff, RTO braking will not occur unless groundspeed is above:
A. 85 knots.
B. 75 knots.
C. 80 knots.
D. 100 knots.
A

2) During takeoff, RTO braking will not occur unless groundspeed is above:
A. 85 knots.

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3
Q

3) During landing, auto brake application begins:
A. When both thrust levers are retarded to idle.
B. When spoilers deploy.
C. With wheel spinup.
D. A and C.

A

3) During landing, auto brake application begins:
A. When both thrust levers are retarded to idle.

C. With wheel spinup.
D. A and C.

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4
Q

4) Select a TRUE statement about alternate gear extension.
A. The landing gear free falls to the down and locked position.
B. Nose landing gear extends when land gear lever is positioned down.
C. Landing gear cannot be retracted after alternate extension.
D. The landing gear lever must be in the down position.

A

4) Select a TRUE statement about alternate gear extension.

A. The landing gear free falls to the down and locked position.

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5
Q

5) The 787 has main gear steering.
A. True.
B. False.

A

5) The 787 has main gear steering.

B. False.

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6
Q

6) How do you know that the parking brake is set?
A. Normal and alternate brake pressures are available.
B. The EICAS memo message PARKING BRAKE SET is displayed.
C. The parking brake lever is in the up position.
D. The brake pressure gage is in the green band.

A

6) How do you know that the parking brake is set?

B. The EICAS memo message PARKING BRAKE SET is displayed.

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7
Q 
7) Which autobrake mode provides the highest deceleration rate for landing?
A. AUTOBRAKE 3.
B. AUTOBRAKE 4.
C. RTO.
D. MAX AUTOBRAKE.
A

7) Which autobrake mode provides the highest deceleration rate for landing?

D. MAX AUTOBRAKE.

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8
Q

8) How is the landing gear held in the up and locked position:
A. Solenoid actuated “gear clips.”
B. Electric motor driven locking cams.
C. Hydraulically actuated mechanical locks
D. Hydraulic pressure.

A

8) How is the landing gear held in the up and locked position:

C. Hydraulically actuated mechanical locks

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9
Q

9) Which of the following is true regarding gear down and locked sequence:
A. Hydraulic pressure unlocks the uplocks, gear falls by gravity, hydraulic
pressure closes the gear doors.
B. Mechanical linkage unlocks the uplocks, gear falls with hydraulic assist, geardoors close via mechanical linkage.
C. Electric motor unlocks the uplocks, gear falls by gravity, hydraulic pressure closes the gear doors.
D. Hydraulic pressure unlocks doors, unlocks the uplocks, lowers the gear, and closes the gear doors.

A

9) Which of the following is true regarding gear down and locked sequence:
A. Hydraulic pressure unlocks the uplocks, gear falls by gravity, hydraulic
pressure closes the gear doors.

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10
Q 
10) The landing gear speed limits for all configurations and modes are .
A. 280 / .80
B. 270 / .82
C. 290 / .84
D. 285 / .85
A

10) The landing gear speed limits for all configurations and modes are .

B. 270 / .82

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11
Q 
11) Hydraulic power for gear retraction and extension is supplied by the:
A. Reserve hydraulic system.
B. Right hydraulic system.
C. Left hydraulic system.
D. Center hydraulic system.
A

11) Hydraulic power for gear retraction and extension is supplied by the:

D. Center hydraulic system.

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12
Q 
12) If an RTO is initiated below 85 knots groundspeed, the RTO autobrake function:
A. Does not operate.
B. Operates in the minimum function.
C. Operates in the MAX AUTO rate.
D. Operates in the maximum function.
A

12) If an RTO is initiated below 85 knots groundspeed, the RTO autobrake function:
A. Does not operate.

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13
Q

13) Which of the following will disarm the autobrake system and cause the EICAS “AUTOBRAKE” advisory message to display?
A. Selection of the Autobrake switch to Disarm.
B. Loss of IRSs.
C. RTO is initiated above 85 knots, but autobraking has not been applied.
D. All of the above.

A

13) Which of the following will disarm the autobrake system and cause the EICAS “AUTOBRAKE” advisory message to display?
A. Selection of the Autobrake switch to Disarm.
B. Loss of IRSs.
C. RTO is initiated above 85 knots, but autobraking has not been applied.
D. All of the above.

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14
Q 
14) The autobrake system disarms if:
A. Pedal braking is applied.
B. Either thrust lever is advanced.
C. An antiskid system failure occurs.
D. All of the above.
A 
14) The autobrake system disarms if:
A. Pedal braking is applied.
B. Either thrust lever is advanced.
C. An antiskid system failure occurs.
D. All of the above.
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15
Q

15) What does the alternate landing gear extension system use to extend the gear?
A. A dedicated DC hydraulic pump and trapped center hydraulic system fluid.
B. A reserve hydraulic booster to open the doors.
C. A pneumatically powered pump to open the gear doors.
D. C1 hydraulic pump pressure.

A

15) What does the alternate landing gear extension system use to extend the gear?
A. A dedicated DC hydraulic pump and trapped center hydraulic system fluid.

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16
Q

16) What is provided by the RTO function of the autobrake system?
A. The RTO function automatically applies the maximum programmable deceleration rate when the thrust levers are retarded to idle above 65 knots.
B. The RTO function automatically applies maximum brake pressure when a thrust reverser lever is moved to idle reverse.
C. The RTO function automatically applies maximum brake pressure when the thrust levers are retarded to idle above 85 knots groundspeed.
D. The RTO function automatically applies maximum brake pressure when the thrust levers are retarded to idle above 85 knots indicated airspeed.

A

16) What is provided by the RTO function of the autobrake system?

C. The RTO function automatically applies maximum brake pressure when the thrust levers are retarded to idle above 85 knots groundspeed.

17
Q

17) If center hydraulic system fluid quantity is low, is it likely that the gear actuation system has lost all available pressure sources?
A. No, if center hydraulic system fluid quantity is low, the center system fluid is isolated to provide an alternate extension source.
B. Yes, if center hydraulic system fluid quantity is low, the alt. extension system has lost all available pressure sources.
C. No, if center hydraulic system fluid quantity is low, the C1 demand pump is isolated from the center hydraulic system to provide gear extension and nose
wheel steering source.
D. Yes, if center hydraulic system fluid quantity is low, the alternate gear actuation levers must be used.

A

17) If center hydraulic system fluid quantity is low, is it likely that the gear actuation system has lost all available pressure sources?
A. No, if center hydraulic system fluid quantity is low, the center system fluid is isolated to provide an alternate extension source.

18
Q

18) The alternate gear extension system utilizes trapped fluid from the center hydraulic system.
A. True.
D. False.

A

18) The alternate gear extension system utilizes trapped fluid from the center hydraulic system.
A. True.

19
Q 
19) Nose wheel steering may be inoperative after loss of the:
A. Right hydraulic system.
B. Center hydraulic system.
C. C2 hydraulic pump.
D. Left hydraulic system.
A

19) Nose wheel steering may be inoperative after loss of the:

B. Center hydraulic system.

20
Q 
20) Maximum autobrake pressure is provided while operating in the:
A. Landing mode only.
B. Rejected takeoff mode only.
C. Rejected takeoff and landing mode.
D. MAX AUTO mode.
A

20) Maximum autobrake pressure is provided while operating in the:

B. Rejected takeoff mode only.

21
Q 
21) When using only battery power for braking, protection is available.
A. Hydroplaning
B. Normal anti-skid
C. Locked wheel
D. All of the above
A 
21) When using only battery power for braking, protection is available.
A. Hydroplaning
B. Normal anti-skid
C. Locked wheel
D. All of the above
22
Q

22) The CONFIG PARKING BRAKE warning level EICAS indicates:
A. The parking brake is set when either engines thrust is in the takeoff range on the ground.
B. The parking brake handle is set and either engine is running.
C. An attempt to set the parking brake is made and the brake system is
inoperative.
D. Low hydraulic pressure in the brake system.

A

22) The CONFIG PARKING BRAKE warning level EICAS indicates:

A. The parking brake is set when either engines thrust is in the takeoff range on the ground.

787 U2021 (19 decks)

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