CDL Practice Test Questions & Answers 2024/2025

CDL Practice Test Questions & Answers 2024/2025 A tractor with a(n) ________ trailer requires the shortest amount of stopping distance . 1. empty 2. fully loaded 3. lightly loaded - ANSWERSfully loaded The air leakage rate for a combination vehicle ( engine off, brakes on) should not be more than _____ psi per minute . 1. 4 2. 6 3. 2 - ANSWERS4 If you do not do the final air brake check for air leaks and fix them before driving, 1. you could lose your brakes while driving 2. your fuel usage will increase 3. tire pressure will drop - ANSWERSyou could lose your brakes while driving Which part of the kingpin should the locking jaws close around? - ANSWERSThe shank Glad hands are used to connect the .... 1. kingpin from the trailer to the locking jaws of the fifth wheel 2. electrical lines from the tractor to the trailer 3. service and emergency air lines from the truck or tractor to the trailer - ANSWERSservice and emergency air lines from the truck or tractor to the trailer Trucks roll over more easily when fully loaded and are