AIR BRAKES PRACTICE TEST - SOUTH CAROLINA

16. The tire load rating is stated:
inside the suspension system.
on the dashboard.
on the side of each tire.
on each axle.
17. To test the service brake:
gently try to pull forward with the trailer parking brake on, then release the brake.
push the brake pedal firmly while slowly moving backward.
push the brake pedal firmly while going about 5 mph.
shift your transmission to a low gear, pump the brake pedal three times, then hold it down for five seconds.
18. When you pull hard on a slack adjuster and it moves more than about _____ where the push rod attaches to it, the slack adjuster probably needs adjustment.
1/4 inch
1 inch
1/2 inch
2 inches
19. If you must stop on a one-way or divided highway, you should place warning devices _______ toward the approaching traffic.
5, 25 and 50 feet
10, 100 and 200 feet
5, 50 and 500 feet
3, 15 and 45 feet
20. When using a fire extinguisher, you should stay:
at whatever distance you think is safe.
as far away from the fire as possible.
at least 10 feet away from the fire.
as close to the fire as possible, without getting burnt.
Next page
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More