AIR BRAKES PRACTICE TEST - RHODE ISLAND
11.
What should you do to test your vehicle's low air pressure warning signal?
|
With the engine running, put the vehicle in a forward gear and attempt to drive forward.
|
|
|
Pump the brakes until the air pressure drops below 80 psi.
|
|
|
With the key in the "on" or "battery charge" position, rapidly apply and release the foot brake.
|
12.
When going down grades, you should:
|
put the transmission in Neutral.
|
|
|
downshift to a lower gear.
|
|
|
shift up.
|
13.
With air brake vehicles, you should use the parking brakes:
|
only during the vehicle inspection test.
|
|
|
whenever you leave the vehicle unattended.
|
|
|
as little as possible.
|
14.
The use of brakes on a steep downgrade is:
|
the main braking factor.
|
|
|
a supplement to the braking effect of the engine.
|
|
|
much more effective than the engine braking effect.
|
15.
If your truck has automatic transmission, you should downshift:
|
after entering a curve.
|
|
|
when going down grades.
|
|
|
whenever road conditions allow.
|
Next page
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More