Module 4 CDL Exam Questions & Answers.
If ur fifth wheel isn't greased properly, it can - CORRECT ANSWER create steering problems
If air service line is loose or damaged you will - CORRECT ANSWER a. suffer a serious leak when you apply the brakes.
b. increase your stopping distance.
C. dr...
If ur fifth wheel isn't greased properly, it can - CORRECT ANSWER create steering problems
If air service line is loose or damaged you will - CORRECT ANSWER a. suffer a serious leak when you
apply the brakes.
b. increase your stopping distance.
C. drain out your air tanks.
all of the above.
Backing under your trailer at an angle can: - CORRECT ANSWER a. push the trailer sideways.
c.damage/break the landing gear.
d. both A and C.
When performing the tug test, when should you stop? - CORRECT ANSWER As soon as you feel
resistance from the trailer
What is the safest way to lower and raise your trailer's landing gear in high gear? - CORRECT ANSWER a.
Face the trailer and spin the crank handle around your wrist.
b.Face the trailer, keep your feet apart, and rest one hand on the trailer.
both a and b
How can you pull the fifth wheel release handle in a way that doesn't put yourself at risk of injury? -
CORRECT ANSWER Bend at the knees, keep your legs and feet clear of the rear tractor wheels, square
yourself up with the handle,
and pull straight out.
, When positioning the converter dolly for coupling, you should roll the converter dolly up to the front of
the rear
trailer and stop when: - CORRECT ANSWER the finding wheel makes contact with the front of the trailer
apron plate.
When preparing to couple a rear trailer to a converter dolly, the trailer height should be the center of
the
fifth wheel. - CORRECT ANSWER slightly lower than
How can you ease pressure on the fifth wheel locking jaws before uncoupling your tractor-trailer? -
CORRECT ANSWER Lock the trailer brakes and back up gently
You are loading a standard double with 20,000 pounds of cargo. Which of the following is the best way
to
distribute the weight between the two trailers? - CORRECT ANSWER 11,000 lbs. on lead trailer, 9,000
lbs. on rear
What is one maneuver you should never attempt while pulling triples? - CORRECT ANSWER Backing into
a loading dock area
Which of the following statements about oversized vehicles is true? - CORRECT ANSWER Special permits
are needed to operate an oversized vehicle
b. Oversized vehicles are restricted to designated highways
Requirements depend on type of cargo, size, weight, and state regulations
d. All of the above
What type of cargo are low-clearance vehicles designed to haul? - CORRECT ANSWER b. Loads with a
high center-of-gravity
c.Heavy, oversized cargo
Both A and C
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