CPL Navigation Practice Questions - CASA Commercial Pilot Licence (Aeroplane) - Navigation (CNAV) Exam

What is the convergence factor (constant of the cone) on a Lambert Conformal Conic chart?

The angle of convergence measured at the equator. The ratio of chart convergence to earth convergence, typically equal to the sine of the parallel of origin. The scale factor applied at the standard parallels. The difference in scale between the standard parallels and the parallel of origin.

Correct Answer:

The ratio of chart convergence to earth convergence, typically equal to the sine of the parallel of origin.

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