USI chapters 1-17 study guide | 338 Questions And Verified
Answers
Unit 1ANSWERS-To look for a certain unit, just press CTRL and the F key at the same
time for a search bar.
Credit to Musmak
Make sure to scroll down and press show more to get all of the answers
What did Elmer Sperry contribute to the history or UAS?ANSWERS-Automatic
stabilization
What are the three technology issues facing UAS' full integration into the airspace?
ANSWERS-Reliability, development of Detect and Avoid technology, control link
security
What is the difference between a guided missile and a modern UAS?ANSWERS-
Modern UAS are intended for recovery and guided missiles are expendable
UAS like the Lightning Bug initially used INS guidance. What technology increased the
accuracy and capability of UAS?ANSWERS-Global Positioning System
What was the primary mission of the Lightning Bug in Vietnam?ANSWERS-
Reconnaissance
Why is the term "unmanned aircraft system" used versus terms like UAV or drone?
ANSWERS-To represent all of the components of a UAS not just the air vehicle
What was the first full-scale remotely piloted aircraft?ANSWERS-Sopwith Aerial Target
In what year did Congress mandate UAS integration into the national airspace?
ANSWERS-2012
Which of the following would be an example of a sUAS?ANSWERS-ScanEagle
What are the two distinctive types of unmanned aircraft systems?ANSWERS-
Autonomous and remote control
What modern-day sUAS powerhouse did Dr. Paul MacCready start?ANSWERS-
AeroVironment
What technology was added to the TDR-1 that made it different from all previous UAS?
ANSWERS-Television guidance
What are the FAA's three categories of UAS?ANSWERS-Micro, Small, UAS
,What year did nonmilitary agencies begin using UAS?ANSWERS-2004
What "first" for UAS was first credited to Reginald Denny?ANSWERS-Mass production
What system was the original genesis of the modern-day Predator?ANSWERS-Leading
Systems Amber
What UAS was created by Israel in the 1970s and battle tested in 1982?ANSWERS-
Scout
What type of UAS remote pilots did the FAA first authorize?ANSWERS-Public
What is the upper GTOW limit of a small UAS?ANSWERS-Less than 55 pounds
Who patented a way to control vehicles remotely using radio waves?ANSWERS-Nikola
Tesla
What was the first operational targeting drone?ANSWERS-De Havilland Queen Bee
What are the four core components of a UAS?ANSWERS-Unmanned aircraft, payload,
control station, control link
Unit 2ANSWERS-
What are the four forces that act on an aircraft in flight?ANSWERS-Lift, weight, thrust,
and drag
What electro-mechanical device can be used to move a control surface?ANSWERS-
Servo
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?ANSWERS-Fly-by-wire
Air temperature decreases and air density _____ with increases in altitude.ANSWERS-
decreases
In general, as the AOA of an airfoil increases, what two forces also increase?
ANSWERS-Lift and drag
What is the most common power source for sUAS today?ANSWERS-Brushless DC
electric motors and LiPo batteries
What four parameters are required to calculate density altitude?ANSWERS-Barometric
pressure, air temperature, dew point, and field elevation
UA can move through 3-D space with _____ degrees of freedom.ANSWERS-six
, Which of the following changes can a remote pilot expect if the UA is overweight?
ANSWERS-Decrease in maneuverability
What is one of the most important factors affecting overall aircraft performance?
ANSWERS-Air density
What are the three degrees of motion that illustrate rotation around axes?ANSWERS-
Pitch, roll, and yaw
Which fixed-wing aircraft control surface can create movement around the lateral axis?
ANSWERS-Elevator
Rotary-wing aircraft fall into which two categories?ANSWERS-Helicopter and multirotor
What multirotor configuration uses vectored thrust to control the yaw axis?ANSWERS-
Tricopter
What type of sUAS is best suited to be powered by an internal combustion engine?
ANSWERS-Fixed wing
A helicopter is a type of _____ aircraft.ANSWERS-rotary-wing
What is the primary advantage of rotary-wing aircraft over a fixed-wing?ANSWERS-
VTOL and hovering flight capability
Name the component of a UA that houses most of the equipment and acts as the basic
structure.ANSWERS-Fuselage
Unit 3ANSWERS-
What is used to measure distance of a radio wavelength?ANSWERS-Two adjacent
points on the wave
What is antenna gain?ANSWERS-Resultant increase by amplitude of the signal
What is diffraction?ANSWERS-Radio waves bending and moving around an object
Name the two primary types of antennas.ANSWERS-Omni and directional
What information is transmitted through uplink?ANSWERS-Commands
What is wave propagation?ANSWERS-Way in which radio waves move from the source
antenna to the receiving end
Answers
Unit 1ANSWERS-To look for a certain unit, just press CTRL and the F key at the same
time for a search bar.
Credit to Musmak
Make sure to scroll down and press show more to get all of the answers
What did Elmer Sperry contribute to the history or UAS?ANSWERS-Automatic
stabilization
What are the three technology issues facing UAS' full integration into the airspace?
ANSWERS-Reliability, development of Detect and Avoid technology, control link
security
What is the difference between a guided missile and a modern UAS?ANSWERS-
Modern UAS are intended for recovery and guided missiles are expendable
UAS like the Lightning Bug initially used INS guidance. What technology increased the
accuracy and capability of UAS?ANSWERS-Global Positioning System
What was the primary mission of the Lightning Bug in Vietnam?ANSWERS-
Reconnaissance
Why is the term "unmanned aircraft system" used versus terms like UAV or drone?
ANSWERS-To represent all of the components of a UAS not just the air vehicle
What was the first full-scale remotely piloted aircraft?ANSWERS-Sopwith Aerial Target
In what year did Congress mandate UAS integration into the national airspace?
ANSWERS-2012
Which of the following would be an example of a sUAS?ANSWERS-ScanEagle
What are the two distinctive types of unmanned aircraft systems?ANSWERS-
Autonomous and remote control
What modern-day sUAS powerhouse did Dr. Paul MacCready start?ANSWERS-
AeroVironment
What technology was added to the TDR-1 that made it different from all previous UAS?
ANSWERS-Television guidance
What are the FAA's three categories of UAS?ANSWERS-Micro, Small, UAS
,What year did nonmilitary agencies begin using UAS?ANSWERS-2004
What "first" for UAS was first credited to Reginald Denny?ANSWERS-Mass production
What system was the original genesis of the modern-day Predator?ANSWERS-Leading
Systems Amber
What UAS was created by Israel in the 1970s and battle tested in 1982?ANSWERS-
Scout
What type of UAS remote pilots did the FAA first authorize?ANSWERS-Public
What is the upper GTOW limit of a small UAS?ANSWERS-Less than 55 pounds
Who patented a way to control vehicles remotely using radio waves?ANSWERS-Nikola
Tesla
What was the first operational targeting drone?ANSWERS-De Havilland Queen Bee
What are the four core components of a UAS?ANSWERS-Unmanned aircraft, payload,
control station, control link
Unit 2ANSWERS-
What are the four forces that act on an aircraft in flight?ANSWERS-Lift, weight, thrust,
and drag
What electro-mechanical device can be used to move a control surface?ANSWERS-
Servo
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?ANSWERS-Fly-by-wire
Air temperature decreases and air density _____ with increases in altitude.ANSWERS-
decreases
In general, as the AOA of an airfoil increases, what two forces also increase?
ANSWERS-Lift and drag
What is the most common power source for sUAS today?ANSWERS-Brushless DC
electric motors and LiPo batteries
What four parameters are required to calculate density altitude?ANSWERS-Barometric
pressure, air temperature, dew point, and field elevation
UA can move through 3-D space with _____ degrees of freedom.ANSWERS-six
, Which of the following changes can a remote pilot expect if the UA is overweight?
ANSWERS-Decrease in maneuverability
What is one of the most important factors affecting overall aircraft performance?
ANSWERS-Air density
What are the three degrees of motion that illustrate rotation around axes?ANSWERS-
Pitch, roll, and yaw
Which fixed-wing aircraft control surface can create movement around the lateral axis?
ANSWERS-Elevator
Rotary-wing aircraft fall into which two categories?ANSWERS-Helicopter and multirotor
What multirotor configuration uses vectored thrust to control the yaw axis?ANSWERS-
Tricopter
What type of sUAS is best suited to be powered by an internal combustion engine?
ANSWERS-Fixed wing
A helicopter is a type of _____ aircraft.ANSWERS-rotary-wing
What is the primary advantage of rotary-wing aircraft over a fixed-wing?ANSWERS-
VTOL and hovering flight capability
Name the component of a UA that houses most of the equipment and acts as the basic
structure.ANSWERS-Fuselage
Unit 3ANSWERS-
What is used to measure distance of a radio wavelength?ANSWERS-Two adjacent
points on the wave
What is antenna gain?ANSWERS-Resultant increase by amplitude of the signal
What is diffraction?ANSWERS-Radio waves bending and moving around an object
Name the two primary types of antennas.ANSWERS-Omni and directional
What information is transmitted through uplink?ANSWERS-Commands
What is wave propagation?ANSWERS-Way in which radio waves move from the source
antenna to the receiving end
