Remote Pilot – Chapter 4

Question 1 of 28

1. Question

What purpose does a rudder perform on an sUAS airplane?

The rudder controls yaw.
The rudder controls bank.
The rudder controls pitch.

Question 2 of 28

2. Question

You are operating an sUAS that does not have GPS or an installed ground speed limiter. How can you determine the speed you are operating?

Dead reckoning.
Pilotage.
Wind triangle.

Question 3 of 28

3. Question

How can a remote pilot determine the altitude of the terrain and structures where the flight will be conducted?

Sectional Chart.
Manufacturers data.
Road maps.

Question 4 of 28

4. Question

You are operating an sUAS that does not have GPS or an installed altimeter. How can you determine the altitude you are operating?

Gaining a visual perspective of what 400 feet looks like on the ground before the flight.
Operating a second sUAS that has an altimeter to gain a visual perspective of 400 feet from the air.
Operating the sUAS in close proximity of a tower known to be 400 feet tall.

Question 5 of 28

5. Question

When loading cameras or other equipment on an sUAS, mount the items in a manner that

is visible to the visual observer or other crewmembers.
does not adversely affect the center of gravity.
can be easily removed without the use of tools.

Question 6 of 28

6. Question

To ensure that the unmanned aircraft center of gravity (CG) limits are not exceeded, follow the aircraft loading instructions specified in the

Aircraft Weight and Balance Handbook.
Pilot's Operating Handbook or UAS Flight Manual.
Aeronautical Information Manual (AIM).

Question 7 of 28

7. Question

When operating an aircraft, the Remote PIC is responsible for using

the most current weight and balance data.
weight and balance data from the factory.
recent weight and balance data.

Question 8 of 28

8. Question

What could be a consequence of operating a small unmanned aircraft above its maximum allowable weight?

Shorter endurance.
Increased maneuverability.
Faster speed.

Question 9 of 28

9. Question

Which of the following is true regarding weight and balance of small unmanned aircraft?

CG cannot change during flight.
Lateral CG is not important to small unmanned aircraft operations.
Operations outside weight and balance limitations may result in loss of control.

Question 10 of 28

10. Question

A UAS loaded with the most rearward center of gravity is

less stable at all speeds.
more stable at slow speeds.
more stable at fast speeds.

Question 11 of 28

11. Question

When operating an unmanned aircraft, the remote pilot-in-command should consider that the load factor on the wings or rotors may be increased anytime.

A- the aircraft is subjected to maneuvers other than straight and level flight. the CG is shifted rearward to the aft CG limit.
the gross weight is reduced.
the gross weight is reduced.

Question 12 of 28

12. Question

Refer to Figure 2. If an sUAS weighs 10 pounds, what approximate weight would the sUAS structure be required to support during a 60° banked turn while maintaining altitude?

10.15 pounds.
30 pounds.
20 pounds.

Question 13 of 28

13. Question

Refer to Figure 2. If an sUAS weighs 50 pounds, what approximate weight would the sUAS structure be required to support during a 30° banked turn while maintaining altitude?

60 pounds.
45 pounds.
30 pounds.

Question 14 of 28

14. Question

Refer to Figure 2. If an unmanned airplane weighs 33 pounds, what approximate weight would the airplane structure be required to support during a 30° banked turn while maintaining altitude?

34 pounds.
47 pounds.
38 pounds.

Question 15 of 28

15. Question

The amount of excess load that can be imposed on the wing of an airplane depends upon the

position of the CG.
speed of the airplane.
abruptness at which the load is applied.

Question 16 of 28

16. Question

Which basic flight maneuver increases the load factor on an sUAS as compared to straight-and-level flight?

Climbs.
Turns.
Stalls.

Question 17 of 28

17. Question

Before each flight, the remote PIC must ensure that

ATC has granted clearance.
the site supervisor has approved the flight.
objects carried on the sUAS are secure.

Question 18 of 28

18. Question

The term “angle of attack” is defined as the angle

between the wing chord line and the relative wind.
between the airplane's climb angle and the horizon.
formed by the longitudinal axis of the airplane and the chord line of the wing.

Question 19 of 28

19. Question

The angle of attack at which an airfoil stalls will

increase if the CG is moved forward.
remain the same regardless of gross weight.
change with an increase in gross weight.

Question 20 of 28

20. Question

A stall occurs when the smooth airflow over the unmanned aircraft’s wing/propeller(s) is disrupted, and the lift reduces rapidly. This is caused when the wing/ propeller( s)

exceeds maximum allowable operating weight.
exceeds the maximum speed.
exceeds its critical angle of attack.

Question 21 of 28

21. Question

An increase in load factor will cause an unmanned aircraft to

stall at a higher airspeed.
have a tendency to spin.
be more difficult to control

Question 22 of 28

22. Question

In a 45° banking turn, a UA will

be more susceptible to spinning.
stall at a higher airspeed.
stall at a lower airspeed.

Question 23 of 28

23. Question

According to 14 CFR Part 107, who is responsible for determining the performance of a small unmanned aircraft?

Remote pilot-in-command.
Manufacturer.
Owner or operator.

Question 24 of 28

24. Question

What effect does an uphill terrain slope have on launch performance?

Increases launch speed.
Increases launch distance.
Decreases launch distance.

Question 25 of 28

25. Question

The most critical conditions of launch performance are the result of some combination of high gross weight, altitude, temperature, and

unfavorable wind.
obstacles surrounding the launch site.
powerplant systems.

Question 26 of 28

26. Question

Maximum endurance is obtained at the point of minimum power to maintain the aircraft

in steady, level flight.
in a long range descent.
at its slowest possible indicated airspeed.

Question 27 of 28

27. Question

When range and economy of operation are the principle goals, the remote pilot must ensure that the sUAS will be operated at the recommended

specific endurance.
long-range cruise performance.
equivalent airspeed.

Question 28 of 28

28. Question

What is the best source for sUAS performance data and information?

Manufacturer publications.
Pilot reports.
Estimates based upon similar systems.

Remote Pilot – Chapter 4