List four desired properties of refrigerants.
What will be an ideal response?
Environmentally friendly
Non-toxic
Non-flammable
Chemically stable
Recyclable
Relatively low cost
Detectable at low concentrations
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Except for Type MC, all multiconductor cables operating at or above 600V must be separated by a solid divider from cables operating under _____.
a. 240V b. 480V c. 600V d. 1,000V
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The dam's family is listed at the top of a pedigree; the sire's family is listed at the bottom
A. True B. False
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A complete circuit has _________
A) A return path B) An electrical load device C) A power side electrical path D) All of the above
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In a three-branch parallel circuit, R1 = 1.2 M?, R2 = 1 M? and RT = 0.5 M?. Calculate R3
A) 1.7 M? B) 7.7 M? C) 6 M? D) 2 M?
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