When discussing commercial motor vehicle classification by operational characteristics, Tech A says an operating condition of an off-highway vehicle includes that 10% of its operations are spent on gravel roads. Tech B says an operating condition of an off-highway vehicle includes maximum grades as...
When discussing commercial motor vehicle classification by operational characteristics, Tech A says an
operating condition of an off-highway vehicle includes that 10% of its operations are spent on gravel
roads. Tech B says an operating condition of an off-highway vehicle includes maximum grades as much as
30%. Who is correct? correct answersNeither
The operating condition of an/off-highway or mountainous highway allows for ____________% of the
total operating time on secondary roads. correct answers20%
Tech A says each application of commercial vehicles will be purpose built according to their own
specialized requirements. Tech B says vehicles are all built to the same standard to allow them to work in
all applications. Who is correct? correct answersTech A
Tech A says that vehicles operating in on-highway conditions must operate within legal weight and
dimensional limitations. Tech B says that vehicles operating in off-highway conditions are not generally
subject to legal weight and dimensional limitations. Who is correct? correct answersBoth
Vehicles operating on mountainous highway operating conditions would spend __________% of their
total operating time on secondary roads. correct answers20%
Vehicles classified primarily for picking up and delivering goods and services operate mostly with
________________. correct answersCities and/or suburban areas
The following are common examples of heavy-haul vehicles, EXCEPT:
Equipment hauling flatbed trailers
Dump trucks
Steel haulers using high trailers
Steel haulers using low trailers correct answersDump trucks
, While discussing construction vehicles, Tech A says operation is primarily movement of material to and
from a job site. Tech B says operating conditions are 90% of loaded operation on road surfaces made of
concrete, asphalt, gravel, crushed rock, or hard-packed dirt. Who is correct? correct answersBoth
Rescue vehicles are specialized vehicles designed for ___________ when traveling to crash sites on
highways or airport tarmacs. correct answersrapid acceleration
While discussing pick-up and delivery vehicles, Tech A says operation is primarily picking up and
delivering goods and services within cities and/or suburban areas. Tech B says there are typically 10
miles between starts/stops with 100% load capacity going and 10% load on return. Who is correct?
correct answersTech A
Tech A says that an HEV's torque output is not comparable to or more than the diesel engine's. Tech B
says that torque output of HEVs is more than diesel engines, bot only at higher speed. Who is correct?
correct answersNeither
_______________ is the difference between engine torque produced at rated speed (maximum engine
rpm under load) and maximum torque an engine can produce. correct answersTorque rise
Which of the following vehicles could NOT be classified as a pick-up and delivery vehicle?
Tipper truck
Municipal works truck
Flatbed truck
Beverage truck correct answersTipper truck
Tech A says a frame must be sized and built appropriately to be capable of supporting the loads applied
to it. Tech B says the frame has the additional task of adapting to the forces that bend and twist the
frame. Who is correct? correct answersBoth
Tech A says that the torque output of electric motors used in hybrid-electric vehicles (HEVs) and battery-
powered electric vehicles (BEVs) is comparable to diesel engines. Tech B says that torque output of HEVs
or BEVs is greater than that of diesel engines only at lower speeds. Who is correct? correct answersis
comparable or greater than diesel but only at low speeds
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