Final AS-220
Using the Line of Sight Formula, Solve the following. √[(2 x Effective Earth Radius (EER) x Height of antenna(h1))+ ] + √[(2x EER x Height of aircraft(h2))+ ] Antenna Height = 10m Unmanned Aircraft Altitude = 1000m What is the Line of sight distance to the Aircraft from the antenna?
124 km
A robot that can move along the x, y, and z axis as well as rotate around these axis is said to have how many degrees of freedom?
6
When calculating the maximum line of sight for microwave use _________ for the effective
6400 km
How is an Unmanned Aircraft different from an Unmanned Aircraft System (UAS)?
A UA is just the aircraft and its associated payload. A UAS is everything, including the control station and all of the required personal, as well as the software to control the vehicle.
What is a Sonde?
A sensor that is dropped from a higher altitude and collects different types of data including pressures and temperatures at various altitudes.
Most UAS related radio frequencies are electromagnetic waves that lie _________ the infrared spectrum and are in the range of 300Ghz down to about 3 Hz
Below
Identify the Polarity of these images:
Black Hot, White Hot
Which classes of airspace are UAS pilots NOT authorized to fly in?
Bravo
One of the major advantages of a parabolic dish antenna is
By directing the radio signal in one direction the signal travels further
Identify the kind of modulation represented below in the following order:
C, A, B
Line of Sight or LOS signals are limited by transmitter power, antenna gain, multi-path propagation and:
Free Space Path Loss
What kind of UAS would call under the DoD & FAA generally adopted classification system as a Group 5 system?
Global Hawk
The Bayer filter allows a charge coupled device to detect three distinct colors; Red, _____, Blue, that are combined to make any color.
Green
What are the different types of control stations based on the physical location of the control station's equipment?
Ground Control Station, Airborne Control Station, and Seaborne Control Station
Which DoD and FAA generally adopted category would a 47 pound UAS categorize under?
Group 2
What are the three types of UAS Launch and Recovery Elements?
HTOL, VTOL, ZTOL
What type of wing form is better for long endurance?
High Aspect
What are the different types of control stations based on the pilot's ability to see the air vehicle?
Internal Control Station and External Control Station
What is box 22?
Payload
A Charge Coupled Device counts the number of _________per pixel by transferring the _________sequentially to a calibrated device that measures the voltage.
Photons
What FAA license(s) do manned aircraft mechanics need to work on the aircraft engine?
Power Plant License
Level three situation awareness refers to the ability to perceive elements in the environment within a volume of time and space, comprehend their meaning and ___________ their status in the near future.
Project
The color _______ has the longest wavelength in the visible light spectrum.
Red
As it relates to remote sensing, what is the difference between reflected Electromagnetic Radiation and Emitted Electromagnetic Radiation?
Reflected EMR is when a radio wave is bounced off of another transceiver, where as an emitted EMR is the signal that is physically sent out.
What are the three pillars of the Association for Unmanned Vehicle Systems international's code of conduct?
Safety, Professionalism, and Respect
What are the two levels of service associated with detect and avoid systems?
Self-Separation and Collision Avoidance
Which level of automation consists of an AV performing functions based on a flight plan?
Semi-Autonomous Control
What is 24?
Sensing
What are the advantages and disadvantages of catapult launchers?
Some advantages of a catapult launcher include the condensed distance that a drone needs to takeoff. It gets the drone to a high speed quickly in a couple of feet. The downsides are the time and complexity of the catapult. Many take several minutes to set up and are multi steps.
What are some of major privacy concerns associated with public UAS?
Some major privacy concerns come about with the UAS's payloads. People are worried about the cameras spying on them from different vantage points.
What are three non-military applications based on restricted category type certification?
Some non-military applications of UAS's are agricultural mapping, surveying, search and rescue, and scientific research.
Humans are better than Machines at which of the following tasks?
Stimulus Generalization
What is 25?
Structure
What Mode of Control Pilot consists of making inputs to the flight computer and the inner-loop compensates for delays and minor deviations maintaining command?
Supervisory Control
The takeoff ground roll of a horizontal takeoff Unmanned Aircraft will increase significantly with a _______.
Tailwind
What parts/elements of an unmanned aircraft system is incorrect?
The Human Component of the Critical Mission Element
What is Project Fox?
The Naval Aircraft Factory's project to build a remote control assault drone capable of carrying a torpedo
Pulse Code Modulation refers to:
The transmission of binary code by cycling power on and off
Ground Data Terminals refer to the ________ that transmit data to the Unmanned Aircraft.
Antenna array
Identify a Coaxial Rotor
B
Why use an Unmanned Aircraft System?
Dull, Dirty, Dangerous, Duration, or Economic reasons
What kinds of systems fall under VTOL classification?
AR Drone Saab Skeldar Aerosonde
Synthetic Aperture Radar is a ______________ sensor, meaning the equipment generates the signal used to image the environment.
Active
Differentiate between Active and Passive payloads by giving an example of each.
Active payloads, such as LIDAR, do not require an external energy source, whereas passive ones like the Landsat satellites.
Bandwidth allocation is a serious problem for Unmanned Aircraft Systems because;
All of the above
What are the human crew members associated with UAS operations?
All of these
What are the modes of control available in UAS' autopilots?
All of these
What technologies paved the way for the birth of unmanned systems?
All of these
When evaluating GBSAA systems, what are the major problems associated with the Sense and Avoid systems?
All of these
What is the major difference between UAS training and manned flight training?
Amount of Simulation
Who is Abe Karem?
An Israeli Engineer who emigrated to the US and invented the AMBER later selling his invention to General Atomics who developed the Predator
What are human factors domains associated with UAS?
Crew cognition & System Design
Lost Communications refers to a loss of the Unmanned Systems' ________
Data Link
Sense and Avoid Systems conduct six steps to avoid threats, choose correct order.
Detect Threat, Declare Track, Declare Threat, Determine Action, Command, Execute
L Band, S Band, C Band and Ku Band are all types of ____________, as classified by the Institute of Electrical and Electronics Engineering or IEEE
Microwaves
What ethical considerations are there in the use of unmanned robots?
Moral Code Programmed into Robots Professional Ethics of Robotics Robots conducting their own ethical reasoning
What essential element of a robot would the servo actuator unit fall under?
Movement
What is box 23?
Movement
Who invented radio control?
Nikola Tesla
Why would proper antenna placement be important when flying UAS for the first time in an unknown area?
Obstacle Clearance and signal Blockage
