CPL Nav- Exam Prep

What is a great circle?

• a regular curved line on the surface of the earth which cuts through all meridians at the same angle

• the shortest and most convenient route over distances of less than 1000 nm

• represented as a line concave to the nearest pole of a Mercator chart projection

• a circle whose centre and radius are the same as that of the earth

If you descend at 1000fpm and need to descend 7500ft, how much fuel will you burn if you burn 30L/h?

• 8.75L

• 4.55L

• 3.75L

• 7.55L

Mercator Charts are:

• Cylindrical projections where the cylinder is slid down from N to S so it is parallel to the axis of earths rotation.

• Cylindrical projections where the cylinder is slid down from E to W so it is parallel to the axis of earths rotation.

• Conic projections where the cylinder is slid down from N to S so it is parallel to the axis of earths rotation.

• Conic projections where the cylinder is slid down from E to W so it is parallel to the axis of earths rotation.

On a Mercator Chart a rhumb line appears as a:

• Small circle concave to the nearest pole

• Straight Line

• Spiral Curve

• Curved convex to the nearest pole

What is the coordinate system used by GPS units?

• RIC69

• AUG11

• WGS84

• WWII

55 x 123 =

• 676

• 1500

• 686

• 6760

7500 divide by 280 =

• 270

• 35

• 27

• 350

Your groundspeed is 145kts you've been flying for 2hours 25minutes. How far have you gone?

• 350nm

• 350km

• 330nm

• 370nm

What is you fuel consumption rate if you burn 185L in 306minutes?

• 40L/h

• 31L/h

• 45L/h

• 36L/h

What is 38ºC in ºF?

• 88ºF

• 100ºF

• 110ºF

• 122ºF