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GENERAL KNOWLEDGE CDL TEST NEVADA - PRACTICE TEST

11. How should you apply the brakes when going down a steep downgrade?
Apply the brakes as hard as you can without locking the wheels.
Apply the brakes when you reach the bottom of the downgrade.
Apply the brakes whenever you reach your safe speed, until your speed has been reduced to 5 mph below your safe speed.
You should not brake, and only use engine braking to prevent brake failure.
12. Air brakes:
are prohibited on larger vehicles.
should be used only when driving on wet roads.
can improve fuel efficiency.
are an effective way to stop large and heavy vehicles.
13. Service brakes should:
only be checked by a mechanic.
always be checked before applying the brakes.
be checked before each trip.
All of the above.
14. When making a left turn at an intersection, you should:
start your turn before reaching the center of the intersection.
always take the left turn lane if there are two turning lanes.
always use your horn.
reach the center of the intersection before you start the left turn.
15. Who is responsible for recognizing overloads and poorly balanced weight?
The loader
The driver
The shipper
The previous driver
16. Before each trip, you must make sure the truck is not overloaded and the cargo is balanced and secured properly. Hard steering can be caused by:
too little weight on the driving axles.
high center of gravity.
under loaded front axles.
too much weight on the steering axles.
17. The wheels of a large combination vehicle are more likely to lock up when:
the trailer has new tires.
the vehicle is heavily loaded.
you are traveling in very hot weather.
the vehicle is lightly loaded.
18. Which of the following is a clue to a drunk driver?
Driving with the flow of traffic
Driving at a constant speed
Not changing lanes
Waiting too long at a stop
19. If a load is placed on one side of the trailer:
the steering axle weight will be too light to steer safely.
a rollover is more likely.
making turns may be easier.
your brakes won't work.
20. Glad hands are:
coupling devices.
electronic devices.
warning devices.
securement devices.
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