CT CDL AIR BRAKES PRACTICE TEST
6.
Before starting down a hill, you should:
|
slow down and shift to a lower gear.
|
|
|
look for an escape route.
|
|
|
release the accelerator and shift to Neutral at the same time.
|
|
|
apply the brakes hard.
|
7.
Air brakes use ________ to make the brakes work.
|
compressed gases
|
|
|
compressed oil
|
|
|
compressed air
|
|
|
compressed gas cylinders
|
8.
It is not safe to drive a vehicle that has brake drums with cracks that are longer than ___ the width of the friction area.
|
3/5
|
|
|
1/4
|
|
|
9/10
|
|
|
1/2
|
9.
Perception Distance + Reaction Distance + Brake Lag Distance + Braking Distance = ?
|
Total Stopping Distance
|
|
|
Stopping Distance - (minus) Brake Fade Distance
|
|
|
Partial Stopping Distance
|
|
|
Total Air Pressure
|
10.
To check the slack adjusters:
|
park downhill and see if the vehicle rolls.
|
|
|
check the air hoses connected to the brake chambers to make sure they aren't cut or worn.
|
|
|
Park on level ground and chock the wheels, release the parking brakes and pull hard on each slack adjuster. The slack adjuster shouldn't move more than one inch.
|
|
|
None of the above.
|
Next page
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More