When pressurizing a system for leak testing, the only refrigerant that can be used as a trace gas is _____
a. HFC-410A
b. HFC-134a
c. HFC-407C
d. HCFC-22
d
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________: as disposable income of a consumer increases, the percentage of income spent for food decreases if all other things remain constant.
Fill in the blank(s) with the appropriate word(s).
Technician A says that most corrosion deterioration on engine metals is related to acids in broken down engine lube. Technician B says that most corrosion wear on engine components is either directly or indirectly related to oxidation. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B
A M10 × 1.5 metric thread would have a thread diameter of 1.5 mm
Indicate whether the statement is true or false
If you multiply 2.356 times 4.567, after multiplying ignoring the decimal point, you would place the decimal in the answer 7 places from the right.
Answer the following statement true (T) or false (F)