AIR BRAKES CDL PRACTICE TEST - UTAH
16.
The most common type of brake is the:
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G-cam disc brake
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R-cam drum brake
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S-cam drum brake
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B-cam disc brake
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17.
Your vehicle has hydraulic brakes. When you press the brake pedal while driving and the pedal goes to the floor, remember that:
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the parking brake should never used to slow the vehicle.
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pumping the brake pedal may generate enough hydraulic pressure to stop the vehicle.
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shifting into neutral may help slow the vehicle.
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All of the above.
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18.
The emergency brake system:
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uses the service brake to stop the vehicle in the event of a parking brake system failure.
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uses parts of the service and parking brake systems to stop the vehicle in the event of a brake system failure.
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uses the parking brake to stop the vehicle in the event of a brake system failure.
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None of the above.
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19.
If your vehicle catches fire, you should pull over:
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at a service station.
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in an open area.
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near other vehicles.
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near trees.
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20.
Front brake limiting valves were used to:
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reduce your speed so further braking or shifting is not required.
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prevent overheating of the front tires.
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reduce the chance of the front wheels skidding on slippery surfaces.
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reduce exhaust emissions.
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