FL CDL AIR BRAKES PRACTICE TEST
16.
How should you apply the brakes when going down a steep downgrade?
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You should not brake, and only use engine braking to prevent brake failure.
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Apply the brakes when you reach the bottom of the downgrade.
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Apply the brakes whenever you reach your safe speed, until your speed has been reduced to 5 mph below your safe speed.
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Apply the brakes as hard as you can without locking the wheels.
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17.
Perception Distance + Reaction Distance + Brake Lag Distance + Braking Distance = ?
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Partial Stopping Distance
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Total Stopping Distance
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Stopping Distance - (minus) Brake Fade Distance
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Total Air Pressure
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18.
The alcohol evaporator:
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eliminates the need for daily air tank drainage.
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ensures the coolant temperature gauge remains in the normal range.
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helps to reduce the risk of ice in air brake valves and other parts in cold weather.
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shows how much air pressure you are applying to the brakes.
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19.
If your vehicle is hydroplaning, you should:
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use the brakes to slow down.
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release the accelerator and push in the clutch.
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accelerate to get through the water as quickly as possible.
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None of the above.
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20.
Empty trucks have the best braking. True or False?
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It depends on the cargo.
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False.
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True.
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It depends on the truck.
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