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The tanker endorsement applies to drivers who wish to drive a tank in Class A, B, or C CDL. To add this endorsement to your CLP/CDL, you must pass a knowledge test on the problems posed by large volume liquid cargos. The New Hampshire CDL tank vehicles test consists of 20 questions. To pass, you must correctly answer at least 16 questions (80%). The NH tanker test covers the following sections of the New Hampshire CDL Manual: Driving Safely, Combination Vehicles, Tank Vehicles, Hazardous Materials. Take this NH tanker practice test now to prepare for the actual test!
1. The service line is also called:
control line.
power line.
brake line.
cable line.
2. When should you downshift automatic transmissions?
Watch your tachometer, and downshift when your engine reaches the top of the range.
When you start to get drowsy.
When going down steep grades.
When you want to go faster.
3. If you are being tailgated, you should do all of the following except:
Try to let the other vehicle pass
Reduce your speed gradually
Turn on your taillights
Increase your following distance
4. If the ABS is not working:
the truck will still have normal brakes.
the truck will have no brakes.
you should immediately reduce your speed.
All of the above.
5. Most heavy trucks with manual transmissions require ____ to change gears.
triple clutching
double clutching
single clutching
None of the above.
6. Which of these statements about using your mirrors is FALSE?
When driving, you should check mirrors regularly to know where other vehicles are around you.
There are blind spots that your mirrors cannot show you.
You should use your mirrors to spot overtaking vehicles.
None of the above.
7. Brake fade results from:
excessive heat caused by using brakes too much.
using brakes in cold weather.
wet brakes.
All of the above.
8. To prevent rollover, you should:
keep the cargo as close to the ground as possible.
go slowly around turns.
drive slowly around on ramps and off ramps.
All of the above.
9. A full tank of dense liquid (such as some acids) may:
weigh less than a tank filled with other liquids.
be subject to travel restrictions.
reduce the size of the vehicle.
exceed legal weight limits.
10. Emergency lines are often coded with the color ___ to keep from getting them mixed up with the service line.
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NH CDL Tanker Test

Number of questions: 20
Correct answers to pass:16
Passing score:80%
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