GMAW power supplies are ____ type machines.
A) constant-current and constant-voltage
B) constant-voltage and constant-potential
C) drooping arc voltage and constant-current
D) constant-current and constant-potential
Correct Answer:
Verified
Q30: GMAW-P is a _ system that interlocks
Q31: Explain why the power supply is critical
Q32: Explain why the use of GMA welding
Q33: In the pulsed-arc metal transfer current cycle,
Q34: The _ current of the spray mode
Q36: The relationships between current and voltage with
Q37: The _ wire feed system has the
Q38: Modulated current metal transfer uses an extremely
Q39: GMAW is almost free from spatter because
Q40: The rate of voltage decrease as the
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