MONTANA CDL AIR BRAKES PRACTICE TEST
6.
Service brakes should:
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only be checked by a mechanic.
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always be checked before applying the brakes.
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be checked before each trip.
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All of the above.
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7.
When the air pressure is built up to governor cutoff, the air leakage rate for combination vehicles with the engine off and the foot brake fully applied should be less than_____ in one minute.
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5 psi
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4 psi
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3 psi
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2 psi
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8.
The posted speed limit:
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should never be exceeded.
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may only be exceeded when driving in rural areas.
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should only be exceeded when passing other vehicles.
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is only a suggestion.
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9.
Brakes out of adjustment can cause the other brakes to:
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apply more braking power.
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work better.
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overheat and fade.
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last longer.
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10.
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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shifting into neutral may help slow the vehicle.
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pumping the brake pedal may generate enough hydraulic pressure to stop the vehicle.
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the parking brake should never used to slow the vehicle.
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All of the above.
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