which of the following best represents the definition of a small unmanned aircraft? - correct answer
✔✔A UA weighing less than 55 pounds, including everything onboard or attached to the aircraft
what are the three technological issues facing UAS full integration into the airspace? - correct answer
✔✔Reliability, development of Detect and Avoid technology and control Link security
why is the term "unmanned aircraft systems" used versus terms like UAV or drone? - correct answer
✔✔Represents all of the components of a UAS and not just the air vehicle
what are the four core components of a UAS? - correct answer ✔✔Unmanned aircraft, payload, control
station, control link
what are the two distinctive types of unmanned aircraft systems? - correct answer ✔✔Autonomous and
remote control
UA can move through 3-D space with _____ degrees of freedom - correct answer ✔✔six
What electro-mechanical device can be used to move a control surface? - correct answer ✔✔Servo
What is one of the most important factors affecting overall aircraft performance? - correct answer
✔✔Air density
Air temperature decreases and air density ________ with increases in altitude - correct answer
✔✔decrease
what type of sUAS is best suited to be powered by an internal combustion engine? - correct answer
✔✔fixed wing
, what type of flight control system was developed in the 1950s and 60s to relax the stability of an aircraft
in an effort to make it more maneuverable? - correct answer ✔✔Fly-by-wire
what is the most common power source for sUAS today? - correct answer ✔✔Brushless DC electric
motors and LiPo batteries
What four parameters are required to calculate density altitude? - correct answer ✔✔Barometric
pressure, air temperature, dew point, and field elevation
what is the primary advantage of rotary-wing aircraft over a fixed-wing? - correct answer ✔✔VTOL and
hovering flight capability
A helicopter is a type of ________ aircraft - correct answer ✔✔Rotary Wing
Rotary- wing aircraft fall into which two categories? - correct answer ✔✔Helicopter and multirotor
Which fixed-wing aircraft control surface can create movement around the lateral axis? - correct answer
✔✔Elevator
what are the three degrees of motion that illustrate rotation around axes? - correct answer ✔✔pitch,
roll, and yaw
in general as the AOA of an airfoil increases, what two forces also increases? - correct answer ✔✔lift and
drag
What multirotor configuration uses vectored thrust to control the yaw axis? - correct answer
✔✔Tricopter
Name the component of a UA that houses most of the equipment and acts as the basic structure. -
correct answer ✔✔Fuselage
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