After 141 miles are flown from the departure point, if the aircraft's position is located 11 miles off course, what approximate total correction should be made to converge on the destination?

Study for the Sheppard Air Certified Flight Instructor (CFI) Exam. Use flashcards, multiple-choice questions, and explanations to prepare. Get ready to ace your exam!

To determine the approximate total correction needed to converge on the destination after flying off course, it's necessary to visualize the situation as a right triangle. The distance flown (141 miles) forms one leg of the triangle, while the distance off course (11 miles) forms the other leg. The purpose of calculating the angle of correction is to find the angle that the pilot needs to turn to redirect towards the intended course.

Using trigonometry, specifically the tangent function, we can find the angle of correction. The formula for this scenario is:

[ \text{tan}(\theta) = \frac{\text{opposite}}{\text{adjacent}} ]

In this case, the opposite side is the 11 miles off course, and the adjacent side is the 141 miles flown. Calculating this gives:

[ \theta = \tan^{-1}\left(\frac{11}{141}\right) ]

Upon calculating, this results in an angle that is approximately 4.44 degrees. However, due to the nature of navigation corrections, a pilot must consider additional factors such as wind and flight path adjustments, leading to a recommendation of a higher correction angle to ensure convergence on the destination.

Conventional navigation practices often suggest a correction

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