Doub/Trips Test 2

1. Which of these statements about quick steering movements and doubles / triples is true?
Countersteering is easier with doubles / triples than with most other vehicles
You should put on the brakes at the same time you perform quick steering movements
Doubles / triples are no problem with a quick steering move
Doubles / triples flip over from quick steering moves more easily than many other vehicles

2. Empty trucks:
May have poor traction due to bouncing and wheel lockup
Stop in the same distance as a fully loaded one
Require shorter stopping distances than full ones.
Are the easiest to stop since there is no shifting cargo

3. You are driving a 100 foot truck with double trailers at 30 mph. The road is dry. Visibility is good. You should keep at least ____ seconds of space ahead of you:

4. If you want to couple a second trailer to your combination vehicle, secure it by using:
The trailer's spring brakes and emergency air brakes
Wheel chocks
Either of the above, if available
None of the above

5. The best way to stop all skids is to:
Use stab or controlled braking
Countersteer and accelerate
Restore traction to the tires
Steer and brake hard

6. Driving a truck with double or triple trailers requires a driver to:
Do both b & c
Use special care in bad weather and mountain conditions
Allow more following distance than for smaller vehicles
None of the above

7. The best way to keep brakes from overheating while going down a steep grade is to:
Use stab braking
Use only the trailer brakes
Use countersteering practices
Go 5 m.p.h. below your safe speed

8. If you must drive through deep puddles or flowing water, which of these should you not do?
Drive though quickly
Use a lower gear
Increase engine RPM
Take advantage of the water and let it wash off your tires etc.

9. Some large trucks have convex or "spot" mirrors.
Make things look smaller and farther away than the really are
Do not need to be checked as often as flat mirrors because they show a larger area.
Are against the law in most states
Make things look larger and closer than the really are

10. Which of these statements about seeing ahead is true?
At highway speed, you should look up to 1/4 mile ahead of your truck
Many drivers do not look far enough ahead of their truck
Good drivers shift their attention back and forth, near and far
All of the above are true