CDL GENERAL KNOWLEDGE TEST (NE) - PRACTICE TEST

41. Which of these statements is true?
A tread depth of 2/32 of an inch is safe for steering axle tires.
Tires of mismatched sizes can used on the same vehicle.
Dual tires that come in contact with each other provide better traction.
Radial and bias-ply tires should not be used together on the same vehicle.
42. Before entering a curve, drivers should:
speed up.
put the transmission in Neutral.
downshift to the right gear.
drive on the shoulder.
43. Escape ramps are:
used to stop runaway vehicles safely.
used by vehicles exiting the expressway.
reserved for combination vehicles.
reserved for vehicles carrying dangerous goods.
44. You must have at least ________ tread depth on tires other than front tires.
8/32 inch
4/32 inch
2/32 inch
4/16 inch
45. When checking the engine compartment, which of the following should you check?
Battery fluid level.
Engine oil level.
Windshield washer fluid level.
All of the above.
46. The emergency equipment must include:
Charged and rated fire extinguisher.
Electrical fuses.
3 red reflective triangles.
All of the above.
47. Convex mirrors:
make things appear closer than they really are.
make objects appear larger than they really are.
show a wider area than flat mirrors.
All of the above.
48. Weaving across the road or drifting from one side to another is typical of:
slow drivers.
impaired drivers.
shoppers.
confused drivers.
49. If your vehicle is equipped with a front brake limiting valve, to ensure normal stopping power make sure the control is:
in the "neutral" position.
in the "off" position.
in the "normal" position.
in the "slippery" position.
50. Before unloading explosive materials, you should:
keep the engine running.
use hooks or other metal tools if possible.
connect heater power sources.
turn your engine off.
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