AIR BRAKES CDL PRACTICE TEST - NEVADA
16.
The parking or emergency brakes of trucks or buses must be held on by:
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hydraulic pressure.
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air pressure.
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spring pressure.
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fluid pressure.
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17.
Vehicles with ABS have ______ ABS malfunction lamps on the instrument panel.
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orange
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blue
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yellow
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green
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18.
Antifreeze:
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doesn't help the engine in any way.
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helps the engine only when the temperature is below freezing.
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helps the engine only under hot conditions.
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helps the engine under hot conditions as well as cold conditions.
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19.
An ABS system:
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gives you more control over the vehicle during braking.
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keep your wheels from locking when you brake hard.
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helps you avoid skids caused by over braking.
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All of the above.
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20.
The total stopping distance for vehicles with air brake systems is made up of __ different factors.
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2
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4
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3
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5
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