ATPL Navigation Practice Questions - CASA Airline Transport Pilot Licence (Aeroplane) - Navigation (ANAV) Exam

A great circle track only exists along the equator or meridians of longitude, while a rhumb line track can be drawn between any two points. A great circle track maintains a constant track angle, whereas a rhumb line represents the shortest distance. A rhumb line track represents the shortest distance and constantly changes direction, whereas a great circle track has a constant track angle. A great circle track represents the shortest distance between two points but has a constantly changing track angle, while a rhumb line track maintains a constant track angle but is a longer distance.