Nothing is seen in the sight glass (R-12 system). Technician A says that the system may be completely empty of refrigerant. Technician B says that the system may be completely charged. Which technician is correct?
A) Technician A only B) Technician B only
C) Both technicians A and B D) Neither technician A nor B
C
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a. armature b. stator c. field d. exciter
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The largest theoretical voltage gain obtainable with a CC amplifier is ________
A) 10 B) 1 C) 100 D) dependent on ?
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The band saw operates using ____.
A. an up and down motion B. a rotary motion C. a variable motion D. a back and forth motion E. none of the above
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