Alaska cdl Air Brakes - Test 1
Number of questions: 25
Passing score: 80%
Acceptable number of errors: 5
This endorsement is required for driving a vehicle with air brakes. To receive this endorsement, applicants must pass a written test. The test consists of 25 multiple choice questions. Each question has three answer choices. To pass, the applicant must answer at least 20 questions correctly. Test questions come from the Alaska Commercial Driver License Manual. Questions come from the chapter covering: Air Brakes. The Air Brakes endorsement may be used with the Class A, B or C CDL.
To DMV Handbooks4. If you are braking on dry pavement while traveling at 55 mph, how much distance will brake lag add to your overall stopping distance?
A
√
32 feet
B
×
45 feet
C
×
20 feet