Q
29. Semi trailers made before 1975 that are equipped with air brakes:
Combination Vehiclesmedium
AOften do not have spring brakes.
BUsually need a glad hand converter.
CAre easier to brake because they are heavier.
Detailed Explanation
The correct answer is "Often do not have spring brakes.". This is based on federal CDL regulations and safety standards.
Correct Answer: Often do not have spring brakes.
Advertisement
Ready to practice for real?
Take our free, full-length Combination Vehicles practice test. Simulates the actual DMV exam with timed questions.
Start Practice TestRelated Questions
94. Combination vehicles and the rearward amplification each trailer has after a quick lane change is referred to as what?
combination-vehiclesmedium
19. When backing under a tractor under a trailer you should expect:
combination-vehiclesmedium
14. In normal driving, some drivers use the hand valve before applying the brake pedal to prevent a jackknife. Which of these statements is true?
combination-vehiclesmedium
16. For coupling to be completed, the safety catch for the fifth wheel locking lever must be:
combination-vehiclesmedium
What is off-tracking?
combination-vehicleseasy
Advertisement