Certified Flight Instructor - Flight Instructor Airplane Practice Exam

Which type of flap is identified as a fowler flap?

1. Type 2.

2. Type 3.

3. Type 4.

4. Type 5.

The correct answer is: Type 4.

The correct answer identifies a Fowler flap, which is specifically designed to enhance the performance of an aircraft during various phases of flight, particularly during takeoff and landing. Fowler flaps not only increase the wing area but also change the wing camber, which results in a substantial increase in lift at lower speeds. When deployed, Fowler flaps slide back and down from the wing, creating a larger wing surface and allowing for greater lift coefficients. This capability is crucial for improving safety and performance during critical flight situations, such as short-field takeoffs and landings. Their design also helps in delaying airflow separation, thereby reducing stall speeds and enabling the aircraft to maintain controllability at slower speeds. Type 3 flaps are categorized as Fowler flaps, which can be distinguished by their function of extending the wing area and enhancing lift effectively, making them vital for high-performance aircraft and those requiring short takeoff and landing capabilities. Understanding the specific features and functions of different types of flaps helps pilots make informed decisions in various flight scenarios.