PPL 060 Navigation

1 What is the angle of inclination of the Earth's axis to its orbital plane?

• A] 66,5°
• B] 23,5°
• C] 90°
• D] 33,5°

2 The meridian passing through Greenwich is known as?

• A] Main Meridian.
• B] Prime Meridian.
• C] Great Meridian.
• D] Equator.

3 A Rhumb Line is?

• A] A line on the surface of the Earth whose centre and radius are those of the Earth.
• B] A regularly curved line on the Earth's surface which cuts all parallels of Latitude at thesame angle.
• C] A regularly curved line on the Earth's surface which cuts all meridians at the same angle.
• D] A line showing True north.

4 Variation is the angle between:

• A] True north and the nearest line of Longitude.
• B] Magnetic north and the aircraft's True heading.
• C] Magnetic north and the aircraft's Magnetic heading.
• D] True north and Magnetic north.

5 An isogonal is a line joining points of:

• A] Zero magnetic variation.
• B] Equal magnetic deviation.
• C] Equal magnetic variation.
• D] Zero magnetic deviation.

6 Which points on the Earth's surface determine the Earth's axis?

• A] North and south magnetic pole.
• B] North geographic pole and north magnetic pole.
• C] North and south geographic pole.
• D] Equator-hemisphere.

7 The circumference of the Earth along the Equator is:

• A] 40 075 km.
• B] 30 000 NM.
• C] 24 000 km.
• D] 21 600 NM.

8 The Earth's diameter, when compared to the Earth' axis, is:

• A] Twice as much greater.
• B] Longer by 43 km.
• C] Shorter by 42 km.
• D] The same.

9 Which of the following statements, regarding rotation of the Earth around theSun, is correct? The Earth:

• A] Encircles the Sun in one year.
• B] Does not circle around the Sun because it is stationary with the Sun circling around it.
• C] Encircles the Sun in one day.
• D] Encircles the Sun one time during summer and one time during winter.

10 The Earth's globe rotates:

• A] Around its axis in the direction from the east to the west.
• B] Around its axis in the direction from the west to the east.
• C] Together with the Sun in the direction from the east to the west.
• D] Around so called Sun's tropic.