List three hazards an electrician may be exposed to that are related to working with electricity.____________________________________________________________________________________________________________
What will be an ideal response?
Electrical shock
Arcing incident (arc flash, arc blast)
Falls (from shock or arcing incident)
Jerk reaction (from shock or arcing incident)
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Given the chemical equation: H3PO4 (18 tons) + 3NaOH (10 tons) ----»Na3PO4 + 3H2O (products total 28 tons) Change H3PO4 to 4900 tons. What does the (3NaOH) weight need to be in order to balance the equation?
a. 2722 tons b. 272.22 tons c. 1600 tons d. 3200.32 tons
Why are building components generally more vapor permeable than air permeable?
What will be an ideal response?
Screw threads can be represented on drawings in three different ways. Which of the following is NOT one of the three ways?
A. Detailed B. Schematic C. Isometric D. Simplified
Discuss how center, extension, and dimension lines are usually given on a drawing.
What will be an ideal response?