Landing Gear Flashcards
The fusible plugs protect the main wheel against a tire burst that could occur under heavy braking.
t
f
True
The auxiliary actuator used in an alternate gear extension is hydraulically powered by system:
1
2
3
2
Tiller steering will deflect the nosewheel up to __ degrees on either side of center.
50
60
70
80
80
Upon landing, the anti-skid system becomes active:
(A). Once a 35 kt. wheel spin-up signal has been generated
(B). Once the thrust reversers have been deployed
(C). 5 seconds after the WOW switch has been activated
(D). Either A or C
Once a 35 kt. wheel spin-up signal has been generated
5 seconds after the WOW switch has been activated
Loss of either Hydraulic system 2 or 3 will result in a ___ reduction in braking capability.
25
10
75
50
50%
For aircraft Landing Gear, rudder pedal movement will deflect the nosewheel up to __ degrees on either side of center:
20
10
8
5
8
The landing gear is powered by:
1
2
3
both b and c
Hydraulic system 3
The landing gear is controlled by the
proximity sensing system
hydraulic system 2
the gear up and down locks
the gear side strut actuators
Proximity sensing system
The nose landing gear is held in the up and locked position by:
hydraulic pressure
a mechanical overcenter lock
the gear doors
the drag brace
A mechanical overcenter lock
Using alternate landing gear extension procedures, the main landing gear is assisted to the down and lock position by the Main Landing Gear Auxiliary Actuators which are powered by number ___________ hydraulic system(s)
1
2
3
2 and 3
2
Nose-wheel steering commands are transmitted electronically using “Steer-by-Wire” technology.
t
f
True
Nose wheel steering is available when:
Hydraulic system 3 is pressurized
Nose gear is down and locked
A weight on wheels signal is present
all of the above
Hydraulic system 3 is pressurized
Nose gear is down and locked
A weight on wheels signal is present
Prior to taxiing, ensure that the nose wheel assembly is clear of personnel and towing equipment before selecting the nose wheel steering switch to the ARMED position
t
f
True
The purpose of chined tires on the nose wheel is to improve steering effectiveness.
t
f
False
In the event of the failure of both hydraulic systems 2 and 3, accumulators will provide pressure for _______ brake applications.
10
8
6
12
6
Brake wear indicator pins should be checked:
A). .Systems 2 and 3 pressurized and with the brakes released
B). Systems 2 and 3 pressurized and with the brakes applied
C). Systems 2 and 3 depressurized and with the brakes released
D. Systems 2 and 3 depressurized and with the brakes applied
. Systems 2 and 3 pressurized and with the brakes applied
The anti-skid system is functionable down to a speed of ______ knots.
20
35
25
10
10
The “too low gear” aural warning is heard if any landing gear is not down and locked when the radio altitude is less than ______ feet and the indicated airspeed is less than ______ KIAS
500/19
1000/230
400/170
750/210
500/190
A PARKING BRAKE EICAS message is displayed when the parking brake is set and ____________ or _________.
A). N1 is greater than 70% (both engines)
B). The aircraft is in flight
C). NLG torque link is disconnected
D). A and B
E). All the above
N1 is greater than 70% (both engines)
The aircraft is in flight
Upon landing, the Landing Gear anti-skid system becomes active:
Once a 35 kt. wheel spin-up signal has been generated
Once the thrust reversers have been deployed
5 seconds after the WOW switch has been activated
Either A or C
Once a 35 kt. wheel spin-up signal has been generated
5 seconds after the WOW switch has been activated
