Aircraft Wing Construction and Fuel Storage Quiz

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What is the purpose of a Lucite rod on some wing tips of aircraft?

To increase the strength of the wing structure

To transmit the light to the leading edge (correct)

To seal the joints in the wing

To store additional fuel in the wing

What is a characteristic of a wet wing design in aircraft?

The wing skin is made of fabric or wood

The wings are not sealed for fuel storage

Fuel is stored inside the wings (correct)

Fuel is carried in a separate bladder inside the wing

What structural design feature in Figure 1-36 helps in increasing strength and reducing weight?

Reflector rod

Corrugated inner skin

Box beam design (correct)

Honeycomb structured panels

Which material might be used for the wing skin on an aircraft?

Milled aluminum with varied thicknesses Signup and view all the answers

What type of design allows fuel to be stored directly inside the box sections of the wing?

Wet wing design Signup and view all the answers

In stressed-skin wing design, what are honeycomb structured panels commonly used as?

Wing skins Signup and view all the answers

What is the purpose of ribs or bulkheads in wing construction?

To provide contour or shape to the airfoil Signup and view all the answers

What distinguishes a multispar wing from a monospar wing?

Multispar wings have more than one main longitudinal member Signup and view all the answers

What characterizes externally braced wings?

They have wires or struts to support the wing Signup and view all the answers

What is the major difference between semicantilever and full cantilever wings?

Semicantilever wings have external bracing, full cantilever wings do not Signup and view all the answers

What type of wing construction uses two main longitudinal members with connecting bulkheads?

Box beam type Signup and view all the answers

What is sometimes substituted for corrugated sheets on the upper surface of a wing in construction?

Heavy longitudinal stiffeners Signup and view all the answers

Where are the wing attach fittings located?

At the outboard end of the wing spars Signup and view all the answers

What is the purpose of the fairing between the wing and fuselage?

To achieve smooth airflow Signup and view all the answers

Where are wing butt ribs typically found?

At the inboard edge where the wing attaches to the fuselage Signup and view all the answers

Why are wing tips often made as removable units?

To decrease vulnerability to damage Signup and view all the answers

What material is the wing tip assembly typically made of?

Aluminum alloy Signup and view all the answers

How is the wing tip cap secured to the tip?

With bolts Signup and view all the answers

What is the function of the elevator as a flight control surface?

Controls pitch movement Signup and view all the answers

Where are the ailerons located on some large and high-performance aircraft?

Inboard on the trailing edge of the wings Signup and view all the answers

Why are aileron hinge locations positioned close to but aft of the center of gravity?

To prevent flutter Signup and view all the answers

How is the elevator controlled from the flight deck?

By pushing or pulling the control stick or yoke forward or aft Signup and view all the answers

What type of system is commonly used to move the elevator on high-performance and large aircraft?

Hydraulic system Signup and view all the answers

In differential aileron control movement, what happens when one aileron is moved down?

The aileron on the opposite wing is deflected upward Signup and view all the answers

What type of mounts are used to attach the cowl panels to the forward firewall?

Hinge mounts Signup and view all the answers

How are the lower cowl mounts secured to the hinge brackets?

Quick release pins Signup and view all the answers

What mechanism retains the lower cowl panel in the open position?

Spring and cable Signup and view all the answers

How are all the cowling panels locked in the closed position?

Overcenter steel latches Signup and view all the answers

What is a feature of a nose cowl on a jet engine nacelle?

Guides air into the engine Signup and view all the answers

What does the tail cone of an aircraft empennage serve to do?

Close and streamline the aft end of most fuselages Signup and view all the answers