| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.48 |
| Score | 0% | 70% |
Which engine component converts the reciprocating motion of the piston into the rotational motion that's used to power the vehicle and its components?
crankshaft |
|
driveshaft |
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halfshaft |
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camshaft |
The crankshaft converts the reciprocating motion of the piston into the rotational motion that's used to power the vehicle and its components.
The right front wheel of your front-wheel drive car drops into a pothole and the left front wheel doesn't lose contact with the road. Which of the following is true?
your car has a rigid axle rear suspension |
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your car has an independent rear suspension |
|
your car has an independent front suspension |
|
your car has a rigid axle front suspension |
An independent suspension allows the wheels on either side of an axle to move independently from each other. The fact that the left front wheel didn't move up in response to the right front wheel moving down is evidence of this.
The wheel __________ is the mounting point for the wheel and tire assembly.
shaft |
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base |
|
knuckle |
|
hub |
The wheel hub is the mounting point for the wheel and tire assembly. The wheel hub can rotate while being held stable by the steering knuckle which applies the motion of the control arms to the wheels.
What is the large casing that contains the cylinders and many of the internal components of the engine?
manifold |
|
engine block |
|
chassis |
|
transmission |
The engine (or cylinder) block is the large casing that contains the cylinders and many of the internal components of the engine.
Which of the following is not a function of a car battery?
delivers current to the ignition system to start the engine |
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acts as an electrical reservoir for excessive current |
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delivers supplemental current when the alternator can't handle high electrical system loads |
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acts as a supplemental source of energy to moderate engine performance |
The lead-acid battery is the core of the electrical system, providing current to the ignition system to start the engine as well as delivering supplemental current when the alternator can't handle high electrical system loads and acting as an electrical reservoir for excessive current.