When performing an open-root V-groove weld in the 1G position, the drag angle should be _____
a. 1 to 5 degrees
b. 5 to 10 degrees
c. 10 to 15 degrees
d. 15 to 20 degrees
c
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Unlike the shunt-motor field in which magnetization is attained by a small current in many turns, the series-motor field carries the entire current in a ____ coil of few turns.
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The PLC programming language used least often, but very powerful and used when numerical processing is required, is ________
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