_____ uses a computer-controlled welding power supply to accurately control the size and shape of the molten weld pool.?
?
A. Metal cored FCAW?
B. Modulated current GMAW?
C. PAW?
D. SAW?
Answer: B
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Determine the forces in all bars of the trusses. Indicate tension or compression.
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. Eventually all of the energy stored in the capacitor is dissipated by the resistor, and the final values of the capacitor voltage and current are ____________
A. polarized B. equal C. zero D. reversed
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How does a refrigeration air dryer operate?
What will be an ideal response?
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The minimum depth for a control joint is _____
a. 3/8" b. 3/4" c. 1" d. 1-1/4"
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