Regularly.
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If there is too little pressure.
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If there is too much pressure.
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After every stop.
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Number of questions: | 25 |
Passing score: | 20 |
Regularly.
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If there is too little pressure.
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If there is too much pressure.
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After every stop.
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Continue driving, but have the brakes repaired within a week.
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Pull over and inspect the brakes.
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Phone a mechanic while driving.
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Press the brake pedal down.
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Lift the brake pedal up.
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Pull out the air brake knob.
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Compressed air
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Outside air
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Non-compressed air
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Are not required on trucks.
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Are only required on trailers.
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Are required on tractors.
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Are optional.
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Shortens stopping distance.
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Shortens brake response time.
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Provides less control.
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Provides more control.
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