Double Triple Test | Massachusetts 2024 #2 Page 2 of 3
Train for FREE with our Massachusetts CDL double triple practice test online. The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a MA CDL double triple license in 2024, practice as much as possible. Free sample tests published on our website will help you check and improve your knowledge and boost your grades. Please bear in mind that DMV requirements may vary from state to state.
8 . When driving a combination rig, following distance should be:
In comparison to driving a single vehicle, you should maintain an extended following distance when driving a combination rig. Combinations require longer stopping distances than smaller vehicles.
9 . Glad hands are:
On trailers with air brakes, glad hands are coupling devices used to connect the air lines of the tractor to those of the trailer.
10 . Slippery roadways usually:
It takes a longer distance to stop a vehicle on a slippery road than it does on a dry road. Use caution when driving under conditions that could cause a road surface to become slippery.
11 . A low air pressure warning signal should activate:
In an air brake system, a low air pressure warning signal must come on if air pressure in the tanks falls below 60 psi. This warning signal may come in the form of a light, a buzzer, or a wig wag.
12 . If unsure if a road is becoming icy, a driver can:
If you think the road surface may be becoming icy, you can check for ice on your vehicle by opening the window and feeling the front of the side mirror, mirror support, or antenna. If ice has formed on any of these items, the road is likely becoming icy as well.
13 . If you must drive very slowly, you should:
If you must drive slowly, you should warn drivers behind you by turning on your emergency flashers, as long as local law permits their use.
14 . To stop a vehicle using air brakes:
To stop normally in a vehicle with air brakes, press down the brake pedal.
See the exact questions that will be on the 2024 Massachusetts DMV exam.
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