Explain how a 240-volt circuit is wired differently than a 120/240-volt circuit.
What will be an ideal response?
A 240-volt circuit is wired with a 2-wire conductor with ground
A 120/240-volt circuit is wired with a 3-wire conductor with ground
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If the metal has a uniform structural shape throughout its length, a reduced length can be shown by means of a conventional ____________________ symbol.
Fill in the blank(s) with the appropriate word(s).
When faced with a fire in a building being demolished, the BEST course of action for firefighters is to:
A. use exterior tactics from a safe distance. B. allow the demolition team to control fire suppression efforts. C. allow demolition to proceed as planned, since the fire will accelerate collapse. D. rely on the building's permanent fire protection systems to complete extinguishment.
Is lockout/tagout required in a residential setting?
What will be an ideal response?
An automobile costs $8,000.00 and is sold at a profit of 10% on the cost price. What is the profit?
A. $750 B. $800 C. $850 D. $900