UAS Materials
What material is most commonly used in the construction of recreational drones?
Plastic
What is the difference in function between the flaps and the ailerons?
The flaps control lift, while the ailerons roll or turn the plane.
Define the acronyms:
GPWS and TCAS
Ground Proximity Warning Systems
Traffic Collision Avoidance Systems
Name three landing gear types.
Tricycle
Tail wheel
Tandem
Name two purposes for the fuselage.
Hold crew and cargo
Serve as a point of attachment for the wings and landing gear.
What material is considered to be the best for airplane construction?
Composite material
In a rotorcraft, what component counteracts the torque from the main rotor?
The tail rotor controls torque when the pilot uses the anti-torque pedals on the floor.
What kind of material is used to make commercial airline seats?
Fire retardant materials
Bonus: What agency mandates this action?
The FAA classifies UAS by what characteristic?
UAS are categorized by weight.
*Bonus: This classification can be found in which "Part" of FAA Classification.
Name three different missions the 747 can complete.
Carrying Passengers
Hauling Cargo
Fighting Fires
**What are two composite materials used in aircraft?
Fiberglass
Steel
Carbon-fiber
What is the difference between a blimp and a zeppelin?
A blimp is a non-rigid airship with no internal structure, while a zeppelin is a rigid airship with an internal structure.
How do pilots respond to a sudden loss of cabin pressure at high altitude?
Pilots decrease the altitude.
Name 4 characteristics used to identify aircraft.
Number of Engines
Engine Type
Wing Configuration
Landing Gear
What is the purpose of the flaps?
The flaps can change LIFT and DRAG
What material is the lightest and easiest to repair?
Foam
What are two types of powerplants found in fixed-wing airplanes?
Piston engine
Turbine engine
Name two safety features of a general aviation airplane.
Ballistic parachute system
Emergency Locator Transmitter (ELT)
UAS can be described by their wing or rotor configuration. Name the three configurations.
Fixed wing
Single rotor
Multi-rotor
What makes the de Havilland Twin Otter so versatile?
Able to land on water, snow, and ice.
Give one reason for and one reason against using metal in aircraft construction.
For: Strong, carries heavy loads
Against: Heavy, difficult to repair
In the empennage, what component controls yaw?
Yaw (left-right direction) is controlled by the RUDDER.
*Bonus: what component controls the pitch?
Why do airplane wings need to be deiced before take off?
Ice and snow can change the shape of the wings, which diminishes lift. **
What are the three certification CLASSES of Aircraft?
Airplane
Rotorcraft
Lighter-than-air (glider)
*Bonus: Certification CATEGORIES
Name three parts of the empennage of a fixed-wing aircraft.
Rudder
Horizontal and Vertical Stabilizers
Elevator
Trim tabs