Question:
When you are starting to move up a hill from a stop, what should you do?
A
Release the parking brakes as you apply engine power.
explanation
Release the parking brake only when you have applied enough engine power to keep from rolling back. On a tractor-trailer equipped with a trailer brake hand valve, the hand valve can be applied to keep from rolling back. [California Commercial Driver Handbook]
Take more free practice tests for other CDL topics with our dmv cdl practice tests now!
Related Information
Comments