Multiple choice

A 3 dot deflection on a 5 dot CDI scale represents a deviation of ____ degrees.

  1. 2

  2. 4

  3. 6

  4. 9

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

On a 5 dot CDI scale, each dot represents 2 degrees of deviation. Therefore, a 3-dot deflection equals 3 × 2 = 6 degrees off course. This is a standard CDI sensitivity used in VOR and ILS systems to help pilots maintain course accuracy.