Center of gravity location depends on weight distribution

Remote Pilot (Part 107) practice question 3 of 25 on Loading and Performance. ACS element UA.IV.A.K1b · difficulty: recall. Want to answer it in a timed quiz? Use the Remote Pilot (Part 107) practice mode.

Question bank updated 2026-09-22

QUESTIONHow does the Remote Pilot study guide describe the location of an aircraft's center of gravity (CG)?

  1. AIt is a fixed point marked on the aircraft by the manufacturer
  2. BIt depends on how the aircraft's weight is distributed
  3. CIt is always located at the center of pressure (CP)
Show the answer and explanation

Correct answer: B. It depends on how the aircraft's weight is distributed

  • A — incorrect The guide says the opposite: the CG is not a fixed point marked on the aircraft.
  • B — correct The guide states that the CG is not a fixed point marked on the aircraft; its location depends on the distribution of aircraft weight.
  • C — incorrect The CG and CP are different points; designers deliberately place the aft CG limit forward of the CP.

BACKGROUND

The center of gravity (CG) may be considered the point at which all the weight of the aircraft is concentrated. The Remote Pilot study guide stresses that the CG is not a fixed point marked on the aircraft. Its location depends on how the aircraft's weight is distributed, so shifting or expending variable load items can move the CG. The remote pilot in command should determine how the CG will shift and what effect that has on the aircraft.

STUDY TIP

Think of the CG as moving whenever you move or use up a load item, not as a painted mark.

KEY POINTS

  • The CG is not a fixed marked point.
  • Its position follows the distribution of weight.
  • Shifting or expending loads can move the CG.

SOURCES

  • remote_pilot_study_guide.txt ch4 "Introduction"
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SkyDrill is not affiliated with the FAA. This is an original practice item based on 14 CFR part 107, 14 CFR part 89, and the FAA Remote Pilot – Small UAS Study Guide (FAA-G-8082-22). Regulations and handbooks are revised; confirm details against the current edition.