| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.10 |
| Score | 0% | 62% |
The catalytic converter output consists primarily of:
carbon monoxide |
|
gasoline |
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water and carbon dioxide |
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oxygen |
The catalytic converter converts pollutants in exhaust gas into less pollutant substances like carbon dioxide and water.
What does the timing belt do?
synchronizes each piston to the crankshaft |
|
synchronizes the camshaft and the crankshaft |
|
synchronizes the cam and the camshaft |
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calibrates the speedometer |
Maintaining proper synchronization between the rotation of the camshaft and the rotation of the crankshaft is critical to ensure that the engine's valves open and close at the proper times during each cylinder's intake and exhaust strokes.
Which of the following is not a function of the oil pan?
cools engine oil |
|
acts as the engine oil reservoir |
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feeds the oil pump |
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screens debris from oil |
The oil pan contains the engine oil reservoir of from four to six quarts of oil and feeds the oil pump through the oil pickup tube. An oil strainer floats at the top of the oil in the oil pan and screens debris from the oil before feeding it to the oil pump.
Opposed cylinder designs feature two rows of cylinders that are placed at what angle to each other?
90° |
|
270° |
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180° |
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45° |
Opposed cylinder designs place cylinders flat in two rows 180° opposite each other with a single crankshaft running between them.
Control arms connect a vehicle's suspension to the frame. The connection to the wheels is through:
pins |
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knuckles |
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bushings |
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ball joints |
Control arms (upper and lower) connect a vehicle's suspension to the frame. The connection to the wheels is through ball joints which allow the control arms to turn and move up and down simultaneously. The frame connection uses bushings.