2024 ND CDL Practice Test: Double and Triples - Test 3
Based on
2024 ND CDL Handbook
5. What are hose couplers?
A
This is a style for the straight tongue and it’s the most basic one.
B
It's used for A-shaped tongues and it’s made to withstand heavy duty towing.
C
This mounting style coupler locks on by sliding into the round shank tongue and welds on it.
D
A hose coupling is a piece of equipment used to connect a hose with something else, like a tap, sprinkler, pump or another hose.