Which of the following is a type of bending shoe?
a. Concentric
b. Radial
c. Segmented
d. Axial
c. Segmented
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Explain the term packet.
What will be an ideal response?
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Cellular glass develops stress cracks when it _____.
a. remains at a constant temperature for long periods of time b. is exposed to high temperatures c. is exposed to low temperatures d. is exposed to direct sunlight
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Which of the following is true with regard to fixed stage switchboards?
a. They are not referenced in the NEC®. b. They are not required to contain overcurrent devices. c. They are permitted to supply both stage and non-stage equipment. d. They must be located on the stage.
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A simple hydraulic cylinder consists of a housing, a piston, and a _____
a. piston rod b. bolt c. seal d. gasket
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