| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.00 |
| Score | 0% | 60% |
Spark plugs receive current from the:
alternator |
|
distributor |
|
battery |
|
ignition coil |
Spark plugs receive current from the distributor and use it to spark combustion in the combustion chamber of a cylinder.
What is the primary difference between internal and external combustion engines?
the type of fuel used |
|
where the power is developed |
|
the air-fuel mix for optimum combustion |
|
how the fuel is ignited |
The primary difference between internal and external combustion engines lies in where the power is developed. In an internal combustion engine fuel is ignited and burned inside the same container where the power is developed while in an external combustion engine the fuel is ignited outside the engine and the resulting power sent to it.
What provides the power necessary to start a car?
battery |
|
spark plugs |
|
alternator |
|
powertrain control module |
The battery supplies the power necessary to start the engine when the ignition switch is is turned on.
Which of the following is not a component in the engine lubrication system?
pressure relief valve |
|
oil filter |
|
differential |
|
pickup tube |
In engine lubrication, oil remains in the oil pan until the engine is turned on. It then gets sucked up the pickup tube by the oil pump and pressurized. This pressure is moderated by the pressure relief valve and the oil is fed through the oil filter into the engine to lubricate it.
Opposed cylinder designs feature two rows of cylinders that are placed at what angle to each other?
45° |
|
180° |
|
90° |
|
270° |
Opposed cylinder designs place cylinders flat in two rows 180° opposite each other with a single crankshaft running between them.