Flight Controls

Question 1

At radio altitudes less than _________do not deploy the speed brakes in flight.

Answer 1

• 1,000 feet

Question 2

At radio altitudes less than _________do not deploy the speed brakes in flight.

Answer 2

• 1,000 feet

Question 3

Full power control to the ailerons is provided by _____________ hydraulic system.

Answer 3

• Either

Question 4

If you have a total hydraulic power failure, rotation of the controls wheels _________ positions the ailerons.

Answer 4

• mechanically

Question 5

If you have a jammed spoiler system, force applied to the _____ control wheel provides roll control from the
ailerons.

Answer 5

• Captain’s

Question 6

If you have a jammed aileron system, force applied to the _____ control wheel provides roll control from the
spoilers.

Answer 6

• First Officer’s

Question 7

If the autopilot is engaged, any ______ trim applied can result in an out of trim condition and an abrupt
________ movement when the autopilot is disconnected.

Answer 7

• aileron; rolling

Question 8

When the control wheel is displaced more than approximately ____, spoiler deflection is initiated and the
flight spoilers rise on the wing with the up aileron and remain faired on the wing with the down aileron.

Answer 8

• 10 degrees

Question 9

On the 737, __________ Aileron Trim Switch(es) repositions the aileron neutral control position.

Answer 9

• Movement of both

Question 10

Looking at the pitch control surfaces, these consist of _______ powered elevators and an _______ powered
stabilizer.

Answer 10

• hydraulically; electrically

Question 11

If you have a control column jam, an override mechanism allows ___________.

Answer 11

• the control columns to be physically separated

Question 12

If the FEEL DIFF PRESS light Illuminates, this indicates _______.

Answer 12

• excessive differential hydraulic pressure is sensed in the elevator feel computer

Question 13

On the 737, engagement and disengagement of the Mach Trim System is accomplished _____________.

Answer 13

• automatically as a function of airspeed

Question 14

What has occurred when the MACH TRIM FAIL light is illuminated only when the Master Caution Annunciator
recall is activated?

Answer 14

• a single channel failure of the mach trim system

Question 15

The Elevator Feel Shift module increases hydraulic system A pressure to the elevator feel and centering unit
during a stall. This increases the _________ force to approximately double the normal feel pressure.

Answer 15

• forward control column

Question 16

There are two modes on the main electric and autopilot stabilizer trim: high speed with flaps _________ and
low speed with flaps _________.

Answer 16

• extended; retracted

Question 17

Actuating either pair of stabilizer trim switches ______________, if the autopilot is engaged.

Answer 17

• automatically disengages the autopilot

Question 18

With the stabilizer trim outside the takeoff trim range ___________ if takeoff is attempted.

Answer 18

• An intermittent horn sounds

Question 19

_______________ may be used to return the stabilizer to electrical trim units if manual trim is used to
position the stabilizer beyond the electrical trim limits.

Answer 19

• the stabilizer trim switches

Question 20

The stabilizer trim main electric cutout switch and the stabilizer trim autopilot cutout switch are provided to
allow the autopilot or main electrical trim inputs to be ____________________.

Answer 20

• disconnected from the single stabilizer trim moto

Question 21

When control column movement opposes the trim direction, what will occur?

Answer 21

• The control column actuated stabilizer trim cutout switches stop operation of the main electric and
  autopilot trim

Question 22

Switching the STAB TRIM override switch to OVERRIDE ____________.

Answer 22

• electric trim can be used regardless of control column position

Question 23

Switching the STAB TRIM override switch to OVERRIDE ____________.

Answer 23

• electric trim can be used regardless of control column position

Question 24

The speed trim system (STS) is a speed stability augmentation system designed to improve the flight
characteristics during any operation with a low gross weight, aft center of gravity, and high thrust when the
autopilot _______ engaged.

Answer 24

• is not

Question 25

___________ operates the rudder system.

Answer 25

* Either hydraulic system

Question 26

B737-800, the yaw damper uses the _____________.

Answer 26

* hydraulic system B or standby hydraulic system pressure

Question 27

Above approximately 135 knots, there is a reduction in both hydraulic system A and B pressure. This function limits full rudder authority _____________,.

Answer 27

* in flight after takeoff and before landing

Question 28

The rudder pedals permit limited nose gear steering up to ______ degrees each side of center for steering.

Answer 28

* 7

Question 29

Which hydraulic system powers the ground spoilers?

Answer 29

* A

Question 30

When the SPEED BRAKE lever is actuated all of the spoilers will__________.

Answer 30

* extend on the ground and only the flight spoilers extend when the aircraft is in the air

Question 31

If you use the flight spoilers during a turn ___________.

Answer 31

* greatly increase the roll rate

Question 32

All flight and ground spoilers will automatically rise to the full extension on landing if the speed brake lever is in the ARMED position and __________.

Answer 32

* both thrust levers are at IDLE

Question 33

An illuminated SPEED BRAKE DO NOT ARM light indicates ___________.

Answer 33

* an abnormal condition or during landing the wheel speed has dropped below 60kts and the speed brake lever is not in the down position

Question 34

The speedbrake lever _______ position in the 737 indicates all flight spoilers are extended to their maximum position for inflight use, while the ________ indicates all flight and ground spoilers are extended to their maximum position for use on the ground.

Answer 34

* FLIGHT DETENT; UP

Question 35

In the event of a total hydraulic system B failure, the trailing edge flaps ___________.

Answer 35

* can be operated electrically

Question 36

____________ is provided through the electrical alternate flap drive system.

Answer 36

* No asymmetry or skew protection

Question 37

The Flaps/Slats Electronic Unit (FSEU) monitors trailing edge flaps for _______________. If the Flaps/Slats Electronic Unit (FSEU) detects a trailing edge problem, it_______ the trailing edge flap bypass valve preventing further travel.

Answer 37

* asymmetry and skew conditions; closes

Question 38

The TE flap load relief function protects the flaps from excessive air loads. When the flaps are set to 40 the trailing edge flaps will _______ if airspeed exceeds a predetermined limit.

Answer 38

* retract to 30

Question 39

Why are there mechanical Flap Gates positioned at the flaps 1 and flaps 15 detent?

Answer 39

* for single engine and normal go-around

Question 40

Where would a TE flaps asymmetry error or skew indication issue be seen?

Answer 40

* The Flap Position Indicator

Question 41

The 737 Leading edge devices are normally extended and retracted by ___________.

Answer 41

* hydraulic power from system B

Question 42

The 737 Leading edge devices _______ be retracted by the standby hydraulic system.

Answer 42

* cannot

Question 43

At flaps 1, the Auto Slat system _____________ as the aircraft approaches a stall condition.

Answer 43

* automatically drives the slats to FULL EXTEND

Question 44

At flaps 1, the Auto Slat system _____________ as the aircraft approaches a stall condition.

Answer 44

* automatically drives the slats to FULL EXTEND