NM CDL AIR BRAKES PRACTICE TEST

11. With the controlled braking method, you:
apply the brakes all the way and release brakes when the wheels the lock up.
push down on the brake pedal as hard as you can so that the wheels the lock up.
apply the brakes as hard as you can without locking the wheels.
12. Too little weight on the driving axles can cause:
longer stopping distances.
mechanical damage.
poor traction.
13. With a dual air brake system:
each system shares air tanks.
each system has its own air tanks, hoses and lines.
each system shares the same lines and hoses.
14. What factors can cause brakes to fade?
Slippery surfaces and shaded areas.
Excessive heat and brakes out of adjustment.
Dirt roads and in unpaved yards.
15. An alcohol evaporator:
used to reduce the chance of the front wheels skidding.
protects the air brake system from too much pressure.
is used to reduce the risk of ice in air brake valves and other parts during cold weather.
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