General Authority of Civil Aviation (GACA) Aeronautical Information Publication (AIP) Practice Exam

What happens if the thrust at takeoff is not reduced in the relevant conditions?

1. The light remains green

2. The configuration could fail

3. Both engines may shut down

4. The APU fuel valve may malfunction

The correct answer is: The configuration could fail

If the thrust at takeoff is not reduced in the relevant conditions, the configuration could fail. During takeoff, there are specific thrust settings designed to optimize performance based on the aircraft's weight, weather conditions, and runway length. If these thrust settings are exceeded, it can lead to structural issues, control difficulties, or exceeding operational limitations which may result in a failure of certain configurations (like flaps, slats, or landing gear setups). Understanding this is crucial for pilots and operators, as proper management of thrust is vital for ensuring the safety and performance of the aircraft during critical phases of flight such as takeoff. In various scenarios, maintaining the appropriate thrust is necessary to avoid overwhelming the system, which could potentially lead to failure in the established configurations required for safe flight dynamics.