An automotive engine that running at too high of a temperature will have which of these?
A) High oxides of carbon B) Poor cooling system circulation
C) Excessive oil consumption D) High thermal inefficiency
C
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?What is the major purpose of pre- and post-heating cast iron for welding?
A. ?To allow the weld to fuse deeper into the joint. B. ?To control the rate of temperature change. C. ?To reduce the carbon content in the casting around the weld which makes it less brittle. D. ?It helps the weld metal flow more evenly into the crack.
_________________________ is formed by nearly equal parts of all the visible wavelengths.
Fill in the blank(s) with the appropriate word(s).
For cutting internal right hand threads, the compound rest should be swiveled to:
A) The right 60 degrees B) The left 29 degrees C) The right 29 degrees D) 90 degrees
Traction is greatest when tire slip is greatest
Indicate whether the statement is true or false