The spacing between the electrode tip and the nozzle tip, called ____________________, is critical to the proper operation of the torch system.
Fill in the blank(s) with the appropriate word(s).
electrode setback
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Mandrels should be approximately what percentage of the conduit size?
a. 50% b. 60% c. 75% d. 80%
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?What is the significance of an alloy's CE number?
A. ?It is a listing of the alloying elements of a filler metal. B. ?It is an indication of how the weld will affect the surrounding metal. C. ?It relates to the Continued Evaluation of an alloy's properties. D. ?It is a way of Classifying the Environmental impact an alloy has.
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Lateral runout is measured with a ________
A) Dial indicator B) Spindle nut C) Clearance gauge D) Torque wrench
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____ waveforms are composed of both even and odd harmonics.
A. Sinusoidal B. Square C. Triangular D. Sawtooth
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