11.3.4 - Flight Control Surfaces

Question 1

What kind of stressed skin structure is used for the construction of primary flight control surfaces?

Answer 1

Monocoque

Question 2

List the parts used in the construction of a rudder and ailerons

Answer 2

Spar

Honey comb core

Skinning panels

Question 3

List the parts used in the construction of a elevator

Answer 3

Spar

Ribs

Skinning panels

Question 4

What is the main difference between the construction of a flight control and a wing?

Answer 4

The wing is a semi-monocoque structure

Control surfaces are monocoque structure

Question 5

What is static balancing?

Answer 5

The centre of gravity of a control is placed so that the surface is balanced without any airflow

Question 6

Where should the balance point of a flight control be?

Answer 6

hinge point

'’Centre of gravity should not be behind the hinge line’’

Question 7

What is aerodynamic balancing?

Answer 7

shielded or unshielded ‘horn’ which extends ahead of the hinge line which uses the air to assist in deflecting control surface