202
How to use the aviation function
[Calculation of time needed to travel a set distance]
Q :
If the speed of an aircraft is 180 knots, how much time does it take the aircraft
to fly 450 nautical miles ?
A :
Align 18 of the outer scale with the SPEED INDEX “
” of the inner scale.
Result: 2 hours and 30 minutes - 2:30 of the inner scale corresponds to 45 of the
outer scale.