The precipitator uses a high-voltage DC power supply to provide a set of wires with a positive charge and a set of plates with a _____ charge.
A. negative
B. positive
C. ?neutral
Answer: A
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On all modern engines, the crankshaft, camshaft, and valves are located within the engine block.
Answer the following statement true (T) or false (F)
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The process of cartilage solidifying into bone is called _________________________.
Fill in the blank(s) with the appropriate word(s).
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Which of the following would NOT cause a high pressure fault?
A. Fan drive failure B. Evaporator blockage C. Condenser blockage D. Refrigerant overcharge
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Infrared is a __________ light to the human eye.
A. visible B. invisible
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