2024 MO CDL Practice Test: Double and Triples - Test 2
Based on
2024 MO CDL Handbook
6. Why should you never push the brake pedal down when the spring brakes are on?
A
Because if you do, you might break the brakes.
B
Because if you do, the brakes could be damaged by the combined forces of the springs and the air pressure.
C
You can put down the brake pedal while the spring brakes are activated.
D
Because if you do, you might break the spring.