It is common practice in precast concrete drafting to draw column lengths on fabrication details ____.

A. using the architect's scale
B. using the engineer's scale
C. using a life size CAD scale
D. not to scale


Answer: D

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The underlying sketch shows a detailed horizontal section through a curtain wall. Using leader lines and labels, identify various components of the curtain wall. Also explain how the glass is held in position.




What will be an ideal response?

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Technician A says that carburetor cleaner is one of the most common cold soak agents used in an engine reconditioning shop. Technician B says that a hydroseal is a layer of water on top of the solvent to prevent evaporation. Which technician is correct?

A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B

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When troubleshooting an induced-draft gas furnace, what should be checked if the induced-draft fan comes on but the igniter is never energized?

A) Check the microamp signal of the flame sensor. B) Check the control transformer. C) Check the draft pressure switch to see if it is closed. D) Check the incoming gas pressure.

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Applying chemicals in irrigation water is called ________

Fill in the blank(s) with correct word

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