Chapter 24 - Landing Gear, Tyres and Brakes

Question 1

Generally, which is is stronger? The main gear or the nose gear?

Answer 1

The main gear

Question 2

What is the oleo unit?

Answer 2

To act as a suspension unit, to soften the impact of landing and other ground related manoeuvers

Question 3

What is inside the oleo unit to absorb loads and shocks?

Answer 3

Compressed air or nitrogen

Question 4

What is inside the oleo unit to rebound the system after a compression?

Answer 4

Hydraulic fluid

Question 5

What is the function of the torque link?

Answer 5

To maintain correct alignment between the nose wheel and the airframe

Question 6

What is nose wheel shimmy?

Answer 6

Oscillating of the nose wheel when on the ground

Question 7

What can we fit to the aircraft to try to avoid nose wheel shimmy?

Answer 7

A shimmy damper

Question 8

What is tyre creep?

Answer 8

The slippage of the tyre with respect to the wheel flange

Question 9

How de we detect tyre creep?

Answer 9

A painted mark showing the alignment of the tyre to the flange

Question 10

What type of system is the braking system of an aircraft (usually)?

Answer 10

Hydraulic