Study guides, Class notes & Summaries

CDL - Combination Vehicle Practice Test / CDL - Combination Vehicle Practice Test Complete Questions And Answers A tractor with a(n) ________ trailer requires the shortest amount of stopping distance . 1. empty 2. fully loaded 3. lightly loaded - ANS-fully 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 - ANS-4 If you do not do the final air brake check for air leaks and fix them...