AIR BRAKES PRACTICE TEST - MISSOURI
16.
If your vehicle is equipped with air brakes, loss of air pressure in the
emergency line causes:
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the trailer spring brakes to come on.
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the trailer emergency brakes to come on.
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the speed of your vehicle to increase.
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17.
The air compressor is connected to:
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the radiator.
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the transmission.
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the engine.
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18.
ABS brakes help you:
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avoid wheel lock up.
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downshift before starting down a hill.
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lock up the wheels in an emergency stop.
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19.
Radial and bias-ply tires:
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should be used together.
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should be used together only when driving in packed snow.
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should not be used together.
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20.
If your vehicle catches fire, you should pull over:
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in an open area.
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near trees.
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at a service station.
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