What do the vertical parallel lines on a ladder-type wiring diagram represent?
A) Loads B) Controls C) The power supply D) Electrical circuits
C
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Jet pumps can lift water from lower levels than conventional ______ pumps.
Fill in the blank(s) with the appropriate word(s).
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An 12-floor apartment building has 15 electrical circuits per apartment. There are 8 apartments per floor. How many electrical circuits are there in the building?
Fill in the blank(s) with the appropriate word(s).
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The refrigerant in the evaporator must be colder than the air passing over it for heat to transfer to the evaporator.
Answer the following statement true (T) or false (F)
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Corners can be adjusted by using the ____ command.
A. OFFSET B. CHANGE C. TRIM D. COPY
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