AIR BRAKES PRACTICE TEST - IDAHO
16.
If you must drive through a deep puddle you should:
|
apply the brakes until your speed reaches 40 mph.
|
|
|
speed up to get through the puddle as quickly as possible.
|
|
|
slow down and place transmission in a low gear.
|
17.
When you use your mirrors while driving on the road, you should:
|
avoid checking them regularly.
|
|
|
only use the driver's side mirror.
|
|
|
check them quickly.
|
18.
Tractor and straight truck spring brakes will come fully on when the air pressure drops to a range of:
|
5 to 15 psi.
|
|
|
20 to 45 psi.
|
|
|
55 to 74 psi.
|
19.
An ABS system:
|
gives you more control over the vehicle during braking.
|
|
|
helps you avoid skids caused by over braking.
|
|
|
All of the above.
|
20.
When backing, you should:
|
use the mirrors on both sides.
|
|
|
only use mirror on the driver's side.
|
|
|
back quickly.
|
Next page
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More