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CDL - Combination Vehicle Practice Test / CDL - Combination Vehicle Practice Test Complete Questions And Answers
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 before d...
- Exam (elaborations)
- • 14 pages •
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 before d...