Q
While driving downhill, you should brake until you reach a speed that is ____ below your safe speed, then release the brake pedal.
Air Brakesmedium
A3 mph
B5 mph
C10 mph
Detailed Explanation
The correct answer is "5 mph". This is based on federal CDL regulations and safety standards.
Correct Answer: 5 mph
Advertisement
Ready to practice for real?
Take our free, full-length Air Brakes practice test. Simulates the actual DMV exam with timed questions.
Start Practice TestRelated Questions
How should you test the low pressure warning signal?
air-brakesmedium
56. The S-cam forces the brake shoes away from one another and presses them against the inside of the brake drum. It is called the S-cam because:
air-brakesmedium
55. When you put the brakes on by pushing down on the brake pedal:
air-brakesmedium
64. If you do not have automatic tank drains, how often should you drain the oil and water from the bottom of compressed air storage tanks?
air-brakesmedium
25. The brake system that applies and releases the brakes when the driver uses the brake pedal is the______ brake system.
air-brakesmedium
Advertisement