Q
39. In ideal conditions a truck or bus with an air brake going at 55 mph would require stopping distance of how many feet?
Air Brakesmedium
AFrom 100 to 250 feet.
BLess than 100 feet.
CMore than 300 feet.
Detailed Explanation
The correct answer is "More than 300 feet.". This is based on federal CDL regulations and safety standards.
Correct Answer: More than 300 feet.
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