Prefabricated concrete foundations are a ____ concrete reinforced with concrete studs, header, and footer.
A. thin skin of high-pressure
B. 1" layer of low-pressure
C. thick layer of high-pressure
D. layer of foam and
Answer: A
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A camera that shoots photographs of 6.2 megapixels shoots digital images of roughly 6.2 _____ pixels at the highest resolution
a. hundred b. thousand c. million d. billion
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Individual voltages appearing across each resistance of a series circuit are known as ____.
a. voltage drops b. filament drops c. filament lamps d. voltage lamps
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A K-series steel joist that is 20 in. deep cannot be used to span more than
A) 20 ft. B) 25 ft. C) 40 ft. D) 30 ft. E) 35 ft.
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A sinusoidal waveform is an example of an analog signal
Indicate whether the statement is true or false
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