Which of the following is required at freight docks when the driver must back in from the street or when the driver must back the rig into a space between two vehicles?

A. offset backing to the left
B. offset backing to the right
C. straight-line backing
D. alley-dock backing


Answer: D

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Dynamic braking for a DC motor is very effective, but the braking effect becomes weaker as the armature slows down.

Answer the following statement true (T) or false (F)

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While having a discussion, Technician A says that automatic hubs always disengage when four-wheel drive is shut off. Technician B says that they only work in reverse. Who is correct?

A. A only B. B only C. Both A and B D. Neither A nor B

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What is the name of a figure formed by two radii and the arc intercepted by the radii?

Fill in the blank(s) with the appropriate word(s).

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Which of the following statements regarding chillers is true?

A) Flooded chillers have less potential for freeze-ups than others chillers. B) Regional zone chillers are more cost effective than centralized units. C) Dry (direct expansion) chillers require less refrigerant than flooded chillers. D) Top-loaded chillers do not use the shell-and-tube arrangements.

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