1. A tank trailer with baffles helps to control ________.
A
None of the listed answers.
B
Liquid movement from side to side.
C
Liquid movement from front to back.
D
The weight of the vehicle.
Iowa CDL Practice Test: Tank and Hazmat - Test 2022
Based on 2022 IA CDL Handbook
| Number of questions: 30 | |
| Passing score: 80% | |
| Acceptable number of errors: 6 |
Instruction: If you need additional information, please contact your local DMV office. You can find your nearest DMV office at Iowa DMV locations.