CDL Air Brakes Practice Test Results

Question 1
82% answer correctly
Air brake systems consist of which three components?
Service, parking and emergency brakes
Standard, parking and emergency brakes
Duty, parking and emergency brakes
Parking and emergency brakes
Question 2
76% answer correctly
In what type of climate would an alcohol evaporator be useful?
In all climates
In a warm climate
In a tropical climate
In a cold climate
Question 3
51% answer correctly
When is comes to stopping power, front wheel brakes __________ conditions.
Show greater stopping power in bad weather
Vary with
Operate poorly when under load
Show greater stopping power when lightly loaded