Which of the following truck frame materials has the highest yield strength?
A. copper-aluminum alloy
B. magnesium-silicon-aluminum alloy
C. mild steel
D. HSLA steel (high-strength low-alloy)
Answer: D
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The sequence-of-events model sees incidents as a chain of events that _____.
a. are interconnected but not related b. are mutually exclusive c. leads to a dead end d. leads up to a failure
What type of piston is best at overcoming engine slap?
A. Mexican hat crowned pistons. B. Aluminum pistons C. Forged steel trunk type pistons. D. Cam ground pistons.
Which term means the level at which the ground intersects the foundation of a structure?
a. grade b. shoulder c. fill d. camber
¿Cuán cercano al borde de un conducto DEBEN colocarse los clavos?
a. 1" (2,54 cm) b. 3" (7,62 cm) c. 12" (30,48 cm) d. 18" (45,72 cm)