Concrete for some strip footings may be placed in trenches without the use of forms if the soil is _____.
a. sandy
b. very cohesive
c. very moist
d. compacted
b. very cohesive
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Which of the following may cause a tank to rupture?
A. Corrosion B. Scale buildup C. Underpressurization D. Overpressurization
Standard dimensions for structural steel shapes are published by the American Institute for Steel Construction (AISC) ____.
A. National Steel Code B. Steel Construction Code C. National Steel Manual D. Manual of Steel Construction
Technician A says that all metal-to-metal contact areas of the disc brake system should be lubricated with special brake grease for proper operation. Technician B says that the lubrication helps reduce brake noise (squeal). Which technician is correct?
A) Technician A only B) Technician B only C) Both Technicians A and B D) Neither Technician A nor B
What causes a wire to become warm when current flows through it?
A. amperage B. resistance C. voltage D. divergence