問題一覧
1
045* is a:-
B. quadrant point
2
During a coordinated turn a pendulously suspended flux detector will assume the angle of
a the dynamic vertical
3
The O/+ indicator in a compass system provides an indication of
c synchronization of the magnetic heading and compass card
4
315* is equal to
B. NW
5
In relation to compass adjustment, flying controls should be;
B. in their normal flying postions when readings are taken
6
Deviation is the angle measured in the horizontal plane between the magnetic meridian and the:-
A. direction of a particular compass needle
7
The effect on a flux valve of aircraft permanent magnetism athwartships will induce maximum errors when the aircraft is heading
b either north or south
8
Permanent magnetization of a Flux valve element can cause
a. A change in deviation
9
The difference between the actual magnetic headings and compass readings are indicated in the cockpit:-
B by deviation cards
10
For a true heading of 270* where the compass has a residual deviation of -1*, the aircraft should be steered to a complete heading of:-
A. 271*
11
To ensure compass serviceability after installation, but prior to compensation, the following test should be carried out
b damping and pivot function
12
Compass operation in the vicinity of the magnetic poles is unsatisfactory due to the
b Low value of component H
13
After a compass has been corrected for coefficient A B and C, any deviation remainig is known as
b residual deviation
14
After a compass base has been established as suitable for class. 2 classification, it should be re-surveyed:-
B. every 2 years
15
The angle of a dip in a compass magnet system is reduced by
c mounting the magnet below the pivot
16
Bubbles in the liquid of a compass bowl
b maybe due to inadequate de-seration
17
16. With the increase in ambient temperature, volume of the liquid in a compass wil
a increase
18
Application of a+A correction
B increases the readings on all headings by the same amount
19
Charted lines indicating places of equal magnetic variation are termed:-
C. Isogonals
20
If the compass selector is put to the DG position the
a Magnetic monitoring function is removed
21
After all corrections have been made, deviation on any heading for a remote reading compass system shouls not exceed-
A. 1*c
22
A compass reads 000*; after applying a coefficient A of +2*, it should read:-
B 002*
23
The earths magnetic equator is represented by a line, which
a joins places where the angle of dip,is zero
24
when using a landing compass to position an aircraft, what is the maximum acceptable setting within each heading
c) 5
25
Replacement of a separately mounted corrector box will require
c a full compensating swing
26
The result of ( Dev, E- Dev.W) divided by 2 is known as;
b coefficient B
27
Screws for fixing a compass detector unit should be
c non ferrous
28
A pair of magnets in a micro adjuster have the maximum effect when
b at right angles to each other
29
when more than one compass is fitted to an aircraft:
B all readings and adjustments should be made on each heading at the same time
30
In a compass system, the flux valve detector wheel
b correct for Gyro drift