Which of the following is an example of an HCFC refrigerant?
A. R-12
B. R-402
C. R-22
D. R-134a
Answer: C
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?If the reading on the vernier metric caliper is 23.62 mm, which vernier scale graduation most closely coincides with a main scale graduation?
A. 2 B. 6 C. 12 D. ?10
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____________________ is the act of repeating a set of procedures until a specified condition is met.
Fill in the blank(s) with the appropriate word(s).
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14.13 รท 9 =
A) 1.67 B) 1.37 C) 1.307 D) 1.57
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The way a large commercial customer uses power and the resulting system electrical efficiency is known a facility's __________________
A. real power B. apparent power C. volt-amps reactive power (VARS) D. power factor
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