gce 2022 intermediate level electricity and electronic technology 1

gce 2022 intermediate level electricity and electronic technology 1

gce 2022 intermediate level electricity and electronic technology 1

Batten,’ cables are made of heavy gauge wire
because
A they must withstand engine heat.
B they must earn’ high electrical current.
C they must provide a good electrical contact.
D smaller gauge wire breaks too easily.
1.
Tire magnetic pull exerted by a solenoid depends on
A the diameter of the wire.
B the length of the wire.
C the iron in the circuit.
D the ampere turns.
10.
In which component arc thermistors used?
A Fuel gauge sending unit
B Oil pressure sending unit
C Coolant temperature sensors
D Temperature switches
Automobile electronic systems arc to be tested 1 1.
with :
A Tcsl lamp
B Multimeter
C Feeler gauge
D Dial indicator
2.
The transposed formula for I from W=I R is
A VW/R
B W/R
CD ^WWR +R
12.
The ignition switch Start Position is
A a momentary contact position.
B adetented position.
C a spring loaded switch.
D a boll and spring washer loaded position.
j.
13. What type of transistor is shown below?
The grid material of a maintenance free battery is
alloyed with
A antimony.
B silicon.
C cadmium.
D calcium.
4.
A JPET
B Darlington pair
C PNP bi-polar
D NPN bi-polar
5. For current to flow’ and produce useful work, every
circuit must have
A capacitance.
B inductance.
C resistance.
D reluctance.
Voltage polarity means
A magnetic polarity.
B current direction.
C the direction of sine wave voltage.
D voltage cycle.
14.
6. Electron energy becomes useful electricity when
A the negative charge is high enough.
B the positive charge is high enough.
C atom share many valence electrons.
D all free electrons are forced to move in one
direction from point to point.
15. The magnetic field in an alternator is developed in
the
A stator.
B rotor.
C armature.
7. One type of starter motor is D casing.
A initialcngagcmcnt motor.
B inertiaengagement motor.
C engagement motor.
D excited motor.
16. A battery cell in a normal state of charge is
A 3volts
2.5volts
C 2.2volts
D 2.9volts
B
In an alternator, alternating current is converted to
direct current by the
A stator.
B brushes.
C rectifiers.
D regulator.
8.
17. What is the relationship between magnetism and
electricity?
A Magnetism is required to make electricity.
B A magnetic field surrounds a conductor
with current flowing through it.
C A magnet requires electrical current flow’.
D A magnet has the same atomic structure as
copper, making it a good conductor.
Some clcclricalconiponcnts arc attached to the
vehicle by means of flexible mounting so that
A the vehicle’s weight is kept to the minimum.
B they arc electrically insulated from other
components.
C the effects of vibration from other vehicle
parts is reduced as much as possible.
D heat losses from the components are
minimized.
9.
18. When the resistance in a 12-volt automotive circuit
increases, w hat happens to current flow in the circ