OH CDL COMBINATION PRACTICE TEST
11.
Which of these is NOT part of the basic method for shifting up?
|
Accelerate while pressing the clutch and turn toward the driver's side.
|
|
|
Push in the clutch and shift to the higher gear at the same time.
|
|
|
Release the accelerator, push in the clutch and shift to neutral at the same time.
|
12.
The crack-the-whip effect:
|
the ends of some vehicles to drag.
|
|
|
can cause a vehicle to tilt.
|
|
|
can turn the trailer over.
|
13.
When backing a trailer, you should:
|
turn the steering wheel toward the direction you want to go.
|
|
|
not back up in a straight line.
|
|
|
pull-up frequently to reposition the vehicle.
|
14.
During a trip:
|
you should watch gauges to make sure that valve caps are not missing.
|
|
|
you should not watch gauges as they can be misleading.
|
|
|
you should watch gauges for signs of trouble.
|
15.
When should you use the hand valve to park a combination vehicle?
|
When parking downhill.
|
|
|
To park at loading docks.
|
|
|
Never.
|
16.
Tests have shown that trucks with a high center of gravity are more likely to tip over, therefore you should:
|
put the lightest parts of the cargo under the heaviest parts.
|
|
|
distribute the cargo as low as possible.
|
|
|
All of the above.
|
17.
If you get stuck on the railroad tracks, the first thing you should do is:
|
scream for help.
|
|
|
immediately get out of the cab and move away from the tracks.
|
|
|
stay in your vehicle and call 911.
|
18.
On front tires, tread should be at least:
|
2/32 inch
|
|
|
4/16 inch
|
|
|
4/32 inch
|
19.
When you turn suddenly while pulling doubles, which trailer is most likely to turn over?
|
The front trailer is twice as likely to turn over as the tractor.
|
|
|
All trailers are equally likely to turn over.
|
|
|
The rear trailer is twice as likely to turn over as the tractor.
|
20.
Off-tracking is:
|
when a vehicle makes a turn and the rear wheels of the trailer end up driving in a different path than the tractor and the front wheels of the trailer.
|
|
|
when a vehicle towing a trailer skids, and the trailer pushes the towing vehicle from behind until it spins the vehicle around.
|
|
|
when the tires lose their contact with the road and have little or no traction.
|
GRADE ME
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More