Which of the following represent an additive found in today's engine oil?
A. pour point depressants
B. Alemite Zerqs
C. Zinc dialkyl dithiophosphate
D. synchromesh
Answer is C. Zinc dialkyl dithiophosphate (These lubricant additives are comprehensively designed to protect all types of engines and to meet the needs of specific applications)
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The most common spacing for floor joists is ____" on center.
A. 14 B. 16 C. 18 D. 20
With ____________________ testing all welds can be tested and the part can be used for its intended purpose.
Fill in the blank(s) with the appropriate word(s).
When asked to find the magnitude and direction of all branch currents using the superposition theorem, our first step is to eliminate all but one of the batteries by replacing them with a ____.
a. resistor b. short circuit c. direct circuit d. larger power source
A fluorinated refrigerant whose number starts with a 4 is:
A) A compound. B) Zeotropic. C) Azeotropic. D) Flammable.