CDL _ Crist cdl || with 100% Error-free Solutions.
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CDL _ Crist Cdl
Gross vehicle weight rating or GVWR means the following: correct answers Total weight of a single vehicle plus its load. The Gross Vehicle Weight Rating (GVWR) is the value specified by the manufacturer as the loaded weight of a single vehicle.
How often should you check your mirrors? correct an...
CDL _ Crist cdl || with 100% Error-free Solutions.
Gross vehicle weight rating or GVWR means the following: correct answers Total weight of a
single vehicle plus its load. The Gross Vehicle Weight Rating (GVWR) is the value specified by
the manufacturer as the loaded weight of a single vehicle.
How often should you check your mirrors? correct answers Every 8 to 10 seconds
If a straight vehicle (no trailer or articulation) goes into a front-wheel skid, it will correct answers
go straight ahead even if the steering wheel is turned.
Why should you be in the proper gear before starting down a hill? correct answers You will not
be able to shift into a lower gear once you are going down a hill.
EXPLANATION:
Do not try to downshift after your speed has already built up. You will not be able to shift into a
lower gear. You may not even be able to get back into any gear and all engine braking effect will
be lost.
When the engine is at operating RPM's, the _____ pressure is built up from 80 to 100 PSI within
45 seconds in a dual system? correct answers CORRECT ANSWER:Air EXPLANATION:When
the engine is at operating rpms, the air pressure should build from 85 to 100 psi within 45
seconds in dual air systems.
You are driving a 40-foot vehicle at 35 mph. Driving conditions are ideal. What is the least
amount of space that you should keep in front of your vehicle to be safe? correct answers
CORRECT ANSWER:
4 seconds
EXPLANATION:
One good rule says you need at least one second for each 10 feet of vehicle length at speeds
below 40 mph. At greater speeds, you must add 1 second for safety.
Which of these statements about double clutching and shifting is true? correct answers
CORRECT ANSWER:
You can use the tachometer to tell you when to shift
EXPLANATION:
Use either the tachometer or the speedometer and upshift/downshift at the right rpm or road
speed.
Medical certificates must be renewed every: correct answers CORRECT ANSWER:
Two years
EXPLANATION:
A DOT physical exam is valid for up to 24 months. The medical examiner may also issue a
medical examiner's certificate for less than 24 months when it is desirable to monitor a condition,
such as high blood pressure.
, You have left the road in an emergency condition, it is impossible for you to come to a stop prior
to returning to the road, which of the following is the best action to take? correct answers Reduce
your speed to 20 mph or less before returning to the road
EXPLANATION:
If possible, avoid using the brakes until your speed has dropped to about 20 mph, and gently
return to the road.
Gross combination weight rating or GCWR means the following? correct answers The total
weight of a powered unit plus trailer(s) plus the cargo
EXPLANATION:
The Gross Combination Weight Rating (GCWR) is the value specified by the manufacturer of
the power unit and the towed unit(s), including load, or any combination thereof.
Retarders are used by? correct answers Exhaust, electrical, hydraulics, and engine
EXPLANATION:
There are four basic types of retarders: exhaust, engine, hydraulic, and electric.
Which of the following CMVs are most likely to get stuck at a raised railroad crossing? correct
answers These trailers can get stuck on raised crossings: Low slung units (lowboy, car carrier,
moving van, possum-belly livestock trailer). Single-axle tractor pulling a long trailer with its
landing gear set to accommodate a tandem-axle tractor.
Bridge formulas permit correct answers less maximum axle weight for axles that are close
together.
EXPLANATION:
A bridge formula permits less maximum axle weight for axles that are closer together. This is to
prevent overloading bridges and roadways
What are the regulations on the height of splash guards? correct answers It depends on the state.
EXPLANATION:
Currently, there are no federal regulations governing the height of splash guards. Each state is
free to issue its own regulations, and those regulations vary from one state to another.
The purpose of retarders is to correct answers help slow the vehicle while driving and reduce
brake wear.
EXPLANATION:
Retarders help slow a vehicle, reducing the need for using your brakes. They reduce brake wear
and give you another way to slow down.
Which of the following provide extra gears on some trucks? correct answers Multi-speed rear
axles and auxiliary transmissions are used on many vehicles to provide extra gears. You usually
control them by a selector knob or switch on the gearshift lever of the main transmission.
How do you test hydraulic brakes for leaks? correct answers With the vehicle stopped, pump the
pedal three times; apply firm pressure for 5 seconds, then hold and see if the pedal moves
EXPLANATION:
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