COMBINATION PRACTICE TEST - RI CDL

11. Under-loaded front axles can:
make the steering axle weight too light to steer safely.
cause poor traction.
All of the above.
12. What are the two basic reasons for covering cargo?
To protect people from spilled cargo and the cargo from pilferage.
To protect the cargo from weather and to avoid littering.
To protect people from spilled cargo and the cargo from weather.
13. Tests have shown that trucks with a high center of gravity are more likely to tip over, therefore you should:
distribute the cargo as low as possible.
put the lightest parts of the cargo under the heaviest parts.
All of the above.
14. If you smell exhaust fumes in the cab, you should:
open the windows.
remember to conduct a post-trip inspection.
stop immediately.
15. If you discover a fire, before opening trailer doors you should:
feel the doors to see if they are hot.
use the fire extinguisher on the doors.
have a helper open the doors.
16. If you must drive slowly, how should you alert following drivers?
Flash your brake lights
Use your emergency flashers if it is legal
Turn on your taillights
17. If driving a heavy vehicle, you should:
stay in the left lane.
try to pass other vehicles going uphill.
stay in the right lane.
18. When your vehicle goes around a corner, the rear wheels follow a different path than the front wheels. This is called:
skidding.
front-rear tracking.
off-tracking.
19. If you must stop on a one-way or divided highway, you should place warning devices _______ toward the approaching traffic.
5, 50 and 500 feet
10, 100 and 200 feet
5, 25 and 50 feet
20. Tar in the road pavement rising to the road surface in very hot weather:
is very sticky and will slow down your vehicle.
does not affect the road surface or driving conditions.
causes the road to become very slippery.
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