Assembly And Rigging

Question 1

Define yaw.

Answer 1

Rotation of an aircraft about its vertical axis.

Question 2

______ are the primary roll controls.

Answer 2

Ailerons

Question 3

Used in conjunction with ailerons to increase drag:

Answer 3

Spoilers

Question 4

Rotation of an aircraft about its longitudinal axis:

Answer 4

Roll

Question 5

Serves as both horizontal stabilizer and elevator:

Answer 5

Stabilator

Question 6

Used for pitch control of the aircraft:

Answer 6

Elevators and horizontal stabilizers

Question 7

Rotation of the aircraft about its lateral axis:

Answer 7

Pitch

Question 8

Movable control surfaces on a V-tail airplane controlled by the rudder pedals and control yoke:

Answer 8

Ruddervators

Question 9

Secondary control surface used to modify lift:

Answer 9

Flaps

Question 10

Name the 5 different types of trailing edge flaps:

Answer 10

Plain flaps.
Fowler flaps.
Split flaps.
Slotted flaps.
Triple slotted.

Question 11

Different types of leading edge flaps:

Answer 11

Kruger flaps.
Slats.

Question 12

5 types of tabs:

Answer 12

Trim tabs.
Balance tabs.
Spring tabs.
Servo tabs.
Anti-servo tabs.

Question 13

A threaded steel rod that is rotated to apply force or lift an object:

Answer 13

Jackscrew

Question 14

Two types of plastic or wooden guides used to prevent control cables rubbing against a structure:

Answer 14

Fairlead.
Plastic rub strip.

Question 15

Primary control cables’ minimum size:

Answer 15

1/8”

Question 16

Secondary flight control cables’ minimum size:

Answer 16

1/16”

Question 17

The acute angle formed between the chord line and the longitudinal axis of the airplane:

Answer 17

Angle of incidence

Question 18

A tube in an aircraft control system that transmits a torsional force from the operating control to the control surface:

Answer 18

Torque tube

Question 19

Lift is always 90 degrees to ______.

Answer 19

The wing chord

Question 20

______ eliminate vortices at wing tips.

Answer 20

Winglets

Question 21

The positive angle of a wing from root to tip:

Answer 21

Dihedral

Question 22

Items to inspect during aileron inspection:

Answer 22

Pulley wear.
Cable wear.
Play in bearing.
Play in aileron.
Chain seated on sprocket.

Question 23

4 different control mechanisms for flight controls:

Answer 23

Cables.
Torque Tubes.
Hydraulics.
Servo.