USI MODULE 2 STUDY GUIDE 2026/2027 | PRACTICE QUESTIONS, ANSWERS &
COMPREHENSIVE MODULE 2 REVIEW
What is affected when the water content (humidity) of the air increases and becomes less dense? - ANS
✔✔performance
A __________ type of sUAS functions best when powered by an internal combustion engine. - ANS
✔✔fixed wing
As the temperature ___________, air density decreases. - ANS ✔✔increases
When the unmanned aircraft system (UAS) is flying straight and level, the airfoil must create enough lift
to equal the UAS' weight and any downforce generated by the horizontal tail and elevator. - ANS ✔✔True
With how many degrees of freedom can unmanned aircraft move through 3-D space? - ANS ✔✔six
Unmanned aircraft performance can be adversely affected by too much weight. What are two
characteristics of this condition? (Select all that apply) - ANS ✔✔1. Increased takeoff speed
2. Poor rate of climb
One of the most important factors affecting overall aircraft performance is _________. - ANS ✔✔air
density
Accurate navigational data, used by the flight control system, comes from your ________________. -
ANS ✔✔Global Positioning System (GPS)
If the UA is overweight, what change can the remote pilot expect? - ANS ✔✔Decrease in
maneuverability
When flying your sUAS, which direction do you launch your vehicle? - ANS ✔✔Into the wind
The study of the forces and the resulting motion of objects moving through the air is known as
____________. - ANS ✔✔aerodynamics
As high-density altitude __________, the performance of a small unmanned aircraft increases. - ANS
✔✔decreases
A helicopter is a type of rotary-wing aircraft. - ANS ✔✔True
The four forces that effect an aircraft in flight are ________, weight, _______, and drag. - ANS ✔✔lift,
thrust
A __________ is a multi-rotor configuration that uses vectored thrust to control the yaw axis. - ANS
✔✔tricopter
COMPREHENSIVE MODULE 2 REVIEW
What is affected when the water content (humidity) of the air increases and becomes less dense? - ANS
✔✔performance
A __________ type of sUAS functions best when powered by an internal combustion engine. - ANS
✔✔fixed wing
As the temperature ___________, air density decreases. - ANS ✔✔increases
When the unmanned aircraft system (UAS) is flying straight and level, the airfoil must create enough lift
to equal the UAS' weight and any downforce generated by the horizontal tail and elevator. - ANS ✔✔True
With how many degrees of freedom can unmanned aircraft move through 3-D space? - ANS ✔✔six
Unmanned aircraft performance can be adversely affected by too much weight. What are two
characteristics of this condition? (Select all that apply) - ANS ✔✔1. Increased takeoff speed
2. Poor rate of climb
One of the most important factors affecting overall aircraft performance is _________. - ANS ✔✔air
density
Accurate navigational data, used by the flight control system, comes from your ________________. -
ANS ✔✔Global Positioning System (GPS)
If the UA is overweight, what change can the remote pilot expect? - ANS ✔✔Decrease in
maneuverability
When flying your sUAS, which direction do you launch your vehicle? - ANS ✔✔Into the wind
The study of the forces and the resulting motion of objects moving through the air is known as
____________. - ANS ✔✔aerodynamics
As high-density altitude __________, the performance of a small unmanned aircraft increases. - ANS
✔✔decreases
A helicopter is a type of rotary-wing aircraft. - ANS ✔✔True
The four forces that effect an aircraft in flight are ________, weight, _______, and drag. - ANS ✔✔lift,
thrust
A __________ is a multi-rotor configuration that uses vectored thrust to control the yaw axis. - ANS
✔✔tricopter
