Which of the following best describes a power-assist steering gear system used on most current trucks?
A. External air-assist
B. External hydraulic-assist
C. Hydrostatic
D. Integral hydraulic
D. Integral hydraulic
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Determine the deadweight of a 1-ft-long segment of the prestressed, reinforced concrete tee- beam whose cross section is shown in Figure P2.1. Beam is constructed with lightweight concrete which weighs 120 lbs/ft 3 .
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There are ____ types of electrical service.
A. two B. three C. four D. five
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Fill in the blank(s) with the appropriate word(s).
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To prevent contamination of the weld puddle, shielding gases are used to displace what from the weld zone?
a. Dross b. Argon c. Atmosphere d. Carbon deposits
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