Wood or steel frames installed between inner and outer wall forms to create window or door openings are

called _____.

a. spacers
b. holdouts
c. bucks
d. lintels


c

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A PLC will treat all input and output sources the same; they will be looked upon as a ____.

A. signal B. voltage source C. resistance D. load

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A vehicle is undergoing a SHED test. What is being measured?

A) Tail pipe gasses B) Evaporative emissions C) Zero emissions D) Lighting pollution

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When grinding hardened steel, two kinds of surface failures are:

A) Decarburization and pitting B) Changes in hardness on the surface and internal stresses C) Porosity and discoloration from the quench medium D) None of the above

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Inductive reactance increases as the _____

a. frequency increases b. frequency decreases c. impedance increases d. impedance decreases

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