Technician A says that power steering systems on heavy-duty highway trucks can be described as hydrostatic systems. Technician B says that all current highway truck power steering systems default to manual operation in the event of a loss of hydraulic power. Who is correct?

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


Answer: B

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____ lumber is dressed to a size larger than standard dressed sizes but smaller than the nominal size.

A. Blanked B. Worked C. Re-sawn D. Ripped

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The railroad strike of 1877 was the first major national labor union work stoppage. What did the strike, and President Hayes's response, reveal about the new American industrial economy? What did the result of the strike reveal about the power of the labor movement during this period in relation to the railroads and about the influence of government intervention on behalf of big business?

What will be an ideal response?

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A vertical section through the soil extending from the surface to the unweathered rock is best described as the:

a. crust c. profile b. horizon d. core

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According to NECĀ® Table 250.66, the minimum size copper grounding electrode conductor for a service entrance installed with 4/0 copper conductors is__________.

a. 8 AWG b. 6 AWG c. 4 AWG d. 2 AWG

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