CPAER Canada Commercial Pilot Practice Exam

When two aircraft are at the same angle of bank, the relationship between speed, rate of turn, and turn radius is well-established in aerodynamics. The correct answer indicates that the faster aircraft will experience a slower rate of turn and a larger turn radius.

This phenomenon is due to the physics of circular motion. When an aircraft banks, it generates lift which acts as a centripetal force, allowing it to follow a curved path. The rate of turn is influenced not only by the angle of bank but also by the aircraft's speed.

As speed increases, the aircraft requires a greater radius to maintain level flight while turning. This is because, for a given angle of bank, increased speed results in higher centrifugal forces acting outward, which necessitates a larger radius to offset those forces. Consequently, the higher speed leads to a slower rate of turn since the aircraft is traveling faster along a larger circle, thereby increasing the time taken to complete a turn.

In summary, with a constant bank angle, an increase in speed results in a slower rate of turn and a larger turn radius, making the first option the correct understanding of these aerodynamic principles.