How does a scroll compressor work?
What will be an ideal response?
Scroll compressors compress gas between two close fitted spiral scroll members. One is fixed and the other moves
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To eliminate air voids when preparing a splice, pencil the insulation and then _____.
a. buff it using abrasive cloth b. heat it to soften the edges c. apply a layer of Teflon® tape d. apply a thin layer of putty
Branch ducts using flexible duct should not be longer than _____.
a. 3' (0.9 m) b. 6' (1.9 m) c. 8' (2.4 m) d. 12' (3.7 m)
When wetting the animal's body make sure to start:
A. with the face B. at the back of the head on the neck C. on the legs D. with the underside
Technician A says that a relay is an electromagnetic switch. Technician B says that a solenoid uses a movable core. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician