7 - Air Navigation

Question 1

Pilotage is navigation by what?

Answer 1

Visual reference of landmarks.

Question 2

What type of navigation uses predetermined vectors of wind, true airspeed and heading, ground speed and estimated time of arrival?

Answer 2

Dead reckoning.

Question 3

Radio navigation makes use of radio aids from ______ on the ground and ______.

Answer 3

Radio stations and satellites.

Question 4

What type of navigation uses self-contained airborne gyroscopic equipment or electronic computers that provide a continuous display of position?

Answer 4

Inertial Navigation

Question 5

Satellite navigation is used by positioning and guidance systems using _______ and ________ that provide pinpoint positioning accuracy via orbiting satellites.

Answer 5

Transmitters and receivers.

Question 6

A grid of longitudinal and latitudinal lines.

Answer 6

The graticule.

Question 7

Meridians of longitude run in which directions?

Answer 7

North and South.

Question 8

Parallels of latitude run in which directions?

Answer 8

East and west.

Question 9

What are the semi great circles joining the true or geographic poles of the earth?

Answer 9

Meridians of longitude or true meridians.

Question 10

What are the semi great circles joining the magnetic poles of the earth?

Answer 10

Magnetic meridians.

Question 11

When referring to longitude and latitude, a ______ is made up of 60 minutes.

Answer 11

Degree.

Question 12

Which meridian passes through Greenwich, England and is numbered 0 degrees?

Answer 12

The prime meridian.

Question 13

The meridian on the opposite side of the earth to the prime meridian is called the _______.

Answer 13

International date line.

Question 14

These are circles on the earth’s surface whose planes lie parallel to the equator.

Answer 14

Parallels of latitude.

Question 15

______ is measured from 0 degrees to 180 degrees east and west of the prime meridian.

Answer 15

Longitude.

Question 16

______ is measured from 0 degrees to 90 degrees north and south of he equator.

Answer 16

Latitude.

Question 17

Make ch.long example

Answer 17

Advanced editor

Question 18

The mean time on any particular meridian is called its _______.

Answer 18

Local mean time (LMT).

Question 19

Mean time may be expressed in terms of _______, and vice versa.

Answer 19

Longitude. (Add example)

Question 20

Co-ordinated universal time (UTC) is also referred to as this.

Answer 20

Z time (Zulu time).

Question 21

______ is the local mean time for the prime meridian.

Answer 21

UTC.

Question 22

The LMT of any place east of the prime meridian is ahead or behind UTC?

Answer 22

Ahead.

Question 23

The LMT of any place west of the prime meridian is ahead or behind UTC?

Answer 23

Behind.

Question 24

Each time zone is how many degrees of longitude?

Answer 24

15.

Question 25

Zones are numbered from 1 to 12 ____ of the prime meridian (minus).

Answer 25

East.

Question 26

Zones are numbered 1 to 12 ____ of the prime meridian (plus).

Answer 26

West.

Question 27

A pilot flying on a long cross-country flight would be wise to adjust his wrist watch to the local time zone. True or False?

Answer 27

False. Changing it to UTC (Z time) will eliminate any chance of error when radioing position reports.

Question 28

A ______ is a circle on the surface of a sphere whose plane passes through the centre of the sphere and which, therefore, cuts the sphere into two equal parts.

Answer 28

Great circle.

Question 29

A great circle route represents the shortest distance between two points. True or False?

Answer 29

True.

Question 30

A great circle crosses the meridians it meets at the same angle. The heading must be maintained to enable a great circle route. True or False?

Answer 30

False. A great circle does not cross the meridians it meets at the same angle. The heading must be changed at frequent intervals.

Question 31

All parallels of latitude are rhumb lines. True or False?

Answer 31

True.

Question 32

Are meridians also rhumb lines? Or are they great circles?

Answer 32

They are both.

Question 33

Is the equator is a rhumb line.

Answer 33

True. It's also a great circle.

Question 34

When two places are not situated on the equator, or on the same meridian, the distance measured along the rhumb lines joining them will not be the shortest distance between them. True or False?

Answer 34

True.

Question 35

What advantage of a rhumb line route offer?

Answer 35

It allows the navigator to follow a constant heading.

Question 36

Any ______ that is not at the same time a parallel of latitude, will spiral into the poles.

Answer 36

Rhumb line.

Question 37

The angle between the meridian over which an airplane is flying and the line representing the direction in which the airplane's nose is pointing, measured clockwise, is the airplane's _____.

Answer 37

True heading.