CA CDL AIR BRAKES PRACTICE TEST
16.
You should check air pressure and temperature gauges:
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at the beginning of each trip.
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as often as is practical.
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at the end of each trip.
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17.
Before leaving your vehicle unattended, you should:
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Apply the parking brake.
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Remove the keys.
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All of the above.
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18.
When driving at night, you should:
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drive slowly enough to see obstacles with your headlights.
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put your own high beams on if other drivers don't put their low beams on.
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look directly at the lights of oncoming vehicles.
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19.
The heavier the vehicle:
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the more work the brakes must do to stop it.
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the higher the center of gravity will be.
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the less work the brakes must do to stop it.
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20.
With a dual air brake system:
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each system has its own air tanks, hoses and lines.
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each system shares air tanks.
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each system shares the same lines and hoses.
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