WorksheetsFinal Review Part 2 Pm
Total questions: 30
Worksheet time: 15mins
Which of the following could result in a hard starting condition?
corroded battery cables
excessive CCA capacity
heavy-gauge battery cables
The usual minimum cranking voltage specification is ______ volts.
9.6
10.5
0
While the engine is cranked, a voltmeter placed between positive battery post and the positive post of the starter reads less than .01 volt. The cause of this reading could be ______.
excessive resistance in the ground circuit
normal resistance in the positive battery cable
excessive resistance in the positive battery cable
If a ground circuit test reveals a voltage drop of more than 0.2 volt, the problem may be a ______.
loose starter motor mounting bolt
poor battery ground terminal post connector
damaged battery ground cable
All the answers are correct.
The device that prevents the engine from turning the armature of the starter motor is the ______.
overrunning clutch
pinion gear
Flywheel
The starter safety switch on a vehicle with an automatic transmission is typically located on the transmission housing.
true
false
The starter motor converts electric current into torque or twisting force through the interaction of magnetic fields.
true
false
The gear ratio between the starter pinion gear and flywheel teeth provides an increase in torque and a reduction in speed (rpm).
True
False
Some starters use planetary gear sets for gear reduction.
true
false
The starter circuit requires strong voltage, but actual current flow is low.
ture
false
Which of the following is NOT a way to increase the amount of voltage induced in an AC generator?
Increase the number of conductors
Move the conductors through the magnetic field slowly
Increase the current going through the electromagnet
A rotating magnetic field inside a set of stationary conducting wires is a simple description of a(n) ______.
DC generator
AC generator
voltage regulator
Which part of the AC generator produces the moving magnetic field?
stator
rotor
brushes
The alternating current produced by the AC generator is rectified into DC (direct current) through the use of ______.
transistors
electromagnetic relays
diodes
Integrated voltage regulators ______.
mount to the back of or inside the AC generator housing
may be integrated with the brush holder assembly
are not serviceable and must be replaced if defective
all answers are correct
A voltage drop over _____ volt(s) indicates high resistance in either the circuit or ground wiring of the charging system.
0.1
0.2
0.5
AC generators produce overlapping sine waves known as three-phase voltage.
True
false
Some AC generators have dual fans to move air across the components for cooling.
true
false
Rectification refers to changing alternating current to direct current.
true
false
The voltage regulator controls voltage by varying the field current through the rotor.
true
false
Which of the following are NOT usually controlled by the main light switch assembly?
headlights
taillights
backup lights
The rear light assembly typically includes the ______.
rear turn signals
taillights
brake lamps
all answers are correct
Circuits that can operate the high beams even if the headlight switch is off are called ____ circuits.
flash-to-pass
mercury
dimmer
The stoplight switch is normally mounted on the ______.
instrument panel
transmission
brake pedal arm
Vehicle lighting systems are regulated by federal laws.
true
false
A lamp generates light as current flows through the filament.
true
false
In a damaged headlight, as long as the filament envelope has not been broken, the filament will continue to operate.
true
false
The reflector (aluminum-coated mirror) in a light fixture. can be cleaned with a lint-free cloth.
true
false
When replacing a composite lamp, do not handle the bulb by its base.
true
false
Most modern vehicles have a warning system if the driver’s door is opened when the headlights or parking lights are on.
true
false
