Setting the amperage at 200 amps for a welding machine that is rated 300 amps at 60-percent duty cycle will
_____.
a. reduce the shielding gas flow rate by 30 percent
b. cause excessive nozzle vibration
c. increase the duty cycle to 100 percent
d. allow welding current to be pulsed
c
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A privately owned network of interconnected data communicating devices that share resources within a small geographical area is a ___________
A. WAN B. LAN C. MAN D. CAN
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What is the value of X in the table below?
A) 1,200
B) 1,000
C) 200
D) Cannot say; insufficient information
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Spreadable insulating cements have a consistency that is described as _____.
a. plastic b. friable c. fluid d. volatile
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What is the maximum diameter of a branch that allows it to be pruned with a hand tool such as a lopper or hand pruner?
a. 1/2 inch c. 1/3 inch b. 1/4 inch d. 3/5 inch
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