RHODE ISLAND CDL PRACTICE TEST - GENERAL KNOWLEDGE
31.
Retarders:
|
help slow a vehicle, reducing the need for using brakes.
|
|
|
reduce braking distance.
|
|
|
improve gas mileage.
|
32.
If you are driving on a slippery road, you should:
|
decrease your following distance.
|
|
|
adjust your speed to conditions.
|
|
|
apply the brakes during turns.
|
33.
The posted speed limit:
|
may only be exceeded when driving in rural areas.
|
|
|
should never be exceeded.
|
|
|
should only be exceeded when passing other vehicles.
|
34.
Drivers should not assume that the heights posted at bridges and overpasses are correct. Why?
|
Packed snow or repaving may have reduced the clearances since the heights were posted.
|
|
|
Some roads can cause a vehicle to tilt.
|
|
|
The weight of a cargo van changes its height.
|
35.
When the wheels of a trailer lock up, the trailer will tend to swing around. This is more likely to happen when:
|
the trailer is overloaded.
|
|
|
the trailer is empty or lightly loaded.
|
|
|
the trailer is fully loaded.
|
36.
The most important hand signal you should agree on with a helper is:
|
Go
|
|
|
Stop
|
|
|
Keep backing
|
37.
During a trip:
|
you should not watch gauges as they can be misleading.
|
|
|
you should watch gauges to make sure that valve caps are not missing.
|
|
|
you should watch gauges for signs of trouble.
|
38.
Foundation brakes are used:
|
only with the right wheels.
|
|
|
only with the front wheels.
|
|
|
at each wheel.
|
39.
You had to drive onto the right shoulder to avoid a crash. You are now driving at 40 mph on the shoulder. How should you move back onto the pavement?
|
Keep moving at the present speed and steer very gently back onto the pavement.
|
|
|
If the shoulder is clear, stay on it until your vehicle has come to a stop, then move back onto the pavement when it is safe.
|
|
|
Brake hard to slow the vehicle, then steer sharply onto the pavement.
|
40.
In your mirror, you see a car approaching from the rear. The next time you check your mirror, you don't see the car. If you wish to change lanes, you should:
|
assume the car left the roadway and change lanes as normal.
|
|
|
wait until you are sure the car isn't in your blind spot.
|
|
|
ease into the other lane slowly so the other car can get out of the way.
|
Next page
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More