2024 HI CDL Practice Test: HazMat - Test 6
Based on
2024 HI CDL Handbook
24. Most hydraulic brakes fail as a result of one of two common instances. One occurs as a loss of hydraulic pressure. What is the other instance?
A
After you've been driving down a long hill with fading brakes.
B
Sunny weather.
C
Too greased.
D
Bad driving.