CAD technicians who perform quantity takeoffs are called upon to determine the ____ of steel reinforcing bars needed for the project.
A. linear feet
B. cubic tons
C. total number
D. tensile strength
Answer: A
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This is a cold forming process used to uniformly roughen a cylindrical or flat surface with a diamond or straight pattern.
a. roughening b. pressing c. forming d. knurling
Plants of pure varieties tend to be stronger and survive better than hybrid plants
Indicate whether the statement is true or false.
When connecting a gauge manifold set, the air inside the hoses and gauge manifold:
A) Is removed by purging. B) Is removed by connecting a vacuum pump to the gauges before connecting them. C) Is negligible and will not adversely affect the system. D) Is neutralized by adding chemical buffers to the system annually.
Technician A says a Hall Effect switch voltage signal goes from 12 V to 0 V when the rotating metal blade enters the switch. Technician B says a Hall Effect switch produces an analog voltage signal. Who is correct?
A. A only B. B only C. both A and B D. neither A nor B