AIR BRAKES CDL PRACTICE TEST - MISSOURI
21.
Front wheel braking is good:
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under all conditions.
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Never.
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only in wet conditions.
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22.
If a load is 10 feet long, the minimum number of tie-downs required is:
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1
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3
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2
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23.
Air brakes are 3 different braking systems: service brake, parking brake, and _______ brake.
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foot
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emergency
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S-cam
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24.
Before transporting sealed loads, you should check that:
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the load is properly secured.
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the load can be inspected.
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the seal numbers match the placard numbers.
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25.
You are driving a vehicle with air brakes when the low air pressure warning light and buzzer come on. You should:
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pull off the road and stop immediately.
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slow down and test your brakes.
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activate your hazard lights and drive to the nearest place where you can stop.
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