CDL Air Brakes Practice Test Results

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