The ____________________ is the distance between the original surface of the joint and the deepest point of fusion.
Fill in the blank(s) with the appropriate word(s).
root penetration
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The octane number indicates the antiknock quality of gasoline.
Answer the following statement true (T) or false (F)
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Which term means the amount of heat that is released when a fuel is completely burned?
a. heating value b. specific gravity c. therm d. British Thermal Unit
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It's 90 °F in the shop with high humidity. What pressure will be shown on the high-side pressure gauge (AC system on)?
A. 10 to 50 PSI B. 40 to 140 PSI C. 210 to 290 PSI D. At least 350 PSI
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Current through a diode is blocked by ________
A) forward voltage across the diode B) thermally produced electron-hole pairs C) reverse voltage across the diode D) depletion layer breakdown
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