A conductor is any material that will carry electrical current.
Answer the following statement true (T) or false (F)
True
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Electricity comes into a building by way of _____
a. an entrance panel c. fuses b. circuit breakers d. a voltage meter
The footing is never placed below the depth of possible freezing.
Answer the following statement true (T) or false (F)
Which statement is true?
A) The lower the line regulation rating of a voltage regulator, the higher the quality of the circuit. B) The lower the line regulation rating of a voltage regulator, the lower the quality of the circuit. C) The higher the line regulation rating of a voltage regulator, the higher the quality of the circuit. D) None of the above
What are the two main types of duct-cleaning equipment being used?
A) Ultraviolet units and ultrasonic particle precipitators B) Units that use high-velocity air and units that use sprayed cleaning compounds C) Units that use brushes and vacuum and units that use ultrasonic particle precipitation D) Large truck-mounted units and small portable units