Irreversible Deceleration And/Or Sink Rate
What is irreversible deceleration and/or sink rate?
This is a situation where the airplane is losing speed and/or altitude so rapidly that there is not enough engine power available to stop it, and if it occurs too low to the ground the pilot cannot prevent a crash no matter what controls are applied.
Studying for an FAA written test?
Terms like irreversible deceleration and/or sink rate show up on the FAA knowledge test. Study them in context with ACS-aligned practice questions, AI explanations, and the cited FAA handbook reference behind every answer — free to start.
Learn more in the library
Related terms
- initial approach fix
- initial climb
- inverter
- invulnerability
- isogonic line
- jet route
- jet-powered airplane
- kinesthesia