If a car's ignition system, lights, and radio don't work, the part that's probably malfunctioned is the __________.
A. cylinder block
B. water pump
C. carburetor
D. battery
A gauge shows the complete loss of oil pressure while driving.
The best action is to __________.
A. Stop by the gas station when convenient to top off the oil.
B. Pull over immediately and investigate the problem.
C. Drive directly to a repair garage.
D. Assume everything is fine and continue driving as usual.
The primary purpose of piston rings is to __________.
A. seal the combustion chamber and allow the pistons to move freely.
B. connect the piston to the crankshaft.
C. allow fuel to enter the piston cylinder.
D. provide lubrication to the piston cylinder.
Connecting rods connect the piston to the __________.
A. flywheel
B. fuel pump
C. crankshaft
D. battery
In an overhead valve system (OHV), what mechanism opens and closes the valves?
A. rocker arms
B. camshaft
C. valve rotator
D. electrical energy from the alternator
If an alternator overcharges the battery, a likely explanation is __________.
A. The governor has malfunctioned.
B. The voltage regulator isn't working properly.
C. The ignition coil has overheated.
D. The battery-acid solution is low.
A primary advantage of the electronic ignition system over conventional ignition systems is __________.
A. the electronic ignition system is less expensive to repair.
B. the electronic ignition system provides a higher voltage.
C. the electronic ignition system allows for use of a lower octane fuel.
D. All of the above.
Overheating the engine can cause all of the following problems EXCEPT __________.
A. burned engine bearings
B. enlarged pistons
C. melted engine parts
D. improved fuel efficiency
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