2024 NH CDL Practice Test: Double and Triples - Test 3
Based on
2024 NH CDL Handbook
19. Why should you unlock the pintle hook with the dolly still under the rear trailer?
A
You may drive slower.
B
Your brakes will fail.
C
You may drive faster.
D
The dolly tow bar may fly up, possibly causing injury, and making it very difficult to re-couple.