cameroon gce A level 2024 electrical and electronic systems 1
cameroon gce A level 2024 electrical and electronic systems 1
A potentiometer, a three–wire variable resistan
used in which type of sensor?
A Throttle position (TP)
B Manifold absolute pressure (MAP)
C Barometric pressure (BARO)
D Knock sensor (KS)
Before fitting a phosphor bronze bush to a
starter motor it is necessary to:
A lubricate the bearing with oil before
fitting
B lubricate the bearing with grease before
fitting
C ream it to size before fitting
D ream it to size after fitting
1. ce
, is
7.
Figure 1
A Current approaching
B Current receding
C Hydrogen atom
D Junction
Select the correct name of this component in
figure 2
2.
8. When a conductor is moved across a stationary
magnetic field the output current will be
A direct current.
B alternating current.
C self–inducted current.
D mutual inducted current.
Figure 2
A Flasher unit 9. The diagrams on figure 4 refer to
B Relay ,\
C Switch
D Ignition coil
3. The diode used in the lighting system for illumination 0
is called a
A photo diode
B zener diode
C schottky diode
D light emitting diode
LOOSE
BROKEN WIRE CONNECTION ; }
–.A,.
CORRODED
CONNECTION
L
–
;
BLOWN FUSE
Figure 4
A examples of common causes of open
circuits.
B consequences of excessive current flow.
C examples of good conductors.
D faulty semi–conductors.
4. Identify the electrical element on figure 3
Chose the correct name of this battery connector
in figure 2
1 0
4
I
Figure 3
A Flasher unit
B Relay
C Magnetic switch
D Push button
The pole of a magnet is an area of a magnet
where
A flux is higher.
B magnetic force is the strongest.
C magnetic induction is high.
D induction is less.
5.
Figure 2
A A die–cast type
B A flat type
C A clamp type
D An eyehole type
