The longer the stick-out:
A) The easier the arc is to control B) The lower the amperage required
C) The harder the arc is to control D) Lower the voltage required
C
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When acetylene gas is combined with oxygen during oxyfuel cutting activities, the acetylene causes the flame to burn hotter than _____ degrees Fahrenheit.
a. 2,500 b. 3,500 c. 4,500 d. 5,500
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Oil drilling rigs include a power supply, a rotating system, a hoisting system, and a circulating system, which are all housed within a derrick
Indicate whether the statement is true or false.
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Trees are a natural resource that will never run out, regardless of what we do
Indicate whether the statement is true or false
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423.8%
A) 4.238 B) 0.423 8 C) 42,380 D) None of these
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