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Meaning of E in IMSAFE

Remote Pilot (Part 107) practice question 2 of 20 on Operations / Physiology. ACS element UA.V.E.K7 · difficulty: recall. Want to answer it in a timed quiz? Use the Remote Pilot (Part 107) practice mode.

Question bank updated 2026-09-22

QUESTIONIn the IMSAFE self-assessment mnemonic described in the Remote Pilot Study Guide, what does the letter E stand for?

  1. AEquipment
  2. BEmotion
  3. CExperience
Show the answer and explanation

Correct answer: B. Emotion

  • A — incorrect IMSAFE is a physical and mental self-assessment of the pilot; equipment condition is covered by preflight inspection, not by this mnemonic.
  • B — correct The study guide gives IMSAFE as Illness, Medication, Stress, Alcohol, Fatigue, and Emotion.
  • C — incorrect Experience is not part of IMSAFE; the final letter stands for Emotion.

BACKGROUND

The Remote Pilot Study Guide states that prior to each and every flight, all pilots must do a proper physical self-assessment to ensure safety. The mnemonic IMSAFE stands for Illness, Medication, Stress, Alcohol, Fatigue, and Emotion. For the medication component, pilots ask whether they are taking any medicine that might affect judgment or cause drowsiness. The guide also recommends avoiding unnecessary or elective medications, eating regular balanced meals, bringing a snack, maintaining good hydration, ensuring adequate sleep the night before, and staying physically fit.

STUDY TIP

Spell out all six IMSAFE items; the test may ask about any single letter.

KEY POINTS

  • IMSAFE: Illness, Medication, Stress, Alcohol, Fatigue, Emotion.
  • Run the self-assessment before each and every flight.
  • Support it with balanced meals, hydration, sleep, and fitness.

SOURCES

  • remote_pilot_study_guide.txt ch9 "Drugs" (IMSAFE paragraph)
Practice the Remote Pilot (Part 107) test →Timed 60-question exam, by ACS area, or review your misses. Free.
MORE ON OPERATIONS / PHYSIOLOGY

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.