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2goodgabe 2goodgabe
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6 years ago
Most engine-powered welding machines turn a generator that produces _____.
 
  a. AC current
  b. DC current
  c. a pulsed AC waveform
  d. a pulsed DC waveform



[Ques. 2] Debris and talc must be blown out of new gas hoses by using _____.
 
  a. compressed air
  b. oxygen
  c. fuel gas
  d. inert gas



[Ques. 3] SMAW power supplies are designed to produce an output current that _____.
 
  a. is nearly constant
  b. is at least 500 amps
  c. is never more than 100 amps
  d. varies constantly from one bead to another



[Ques. 4] You should inspect your fall protection equipment _____.
 
  a. before each use
  b. weekly
  c. monthly
  d. annually



[Ques. 5] The circuit breaker supplying electricity to your welding machine should be shut off _____.
 
  a. only if it the circuit needs to be reset
  b. only if there is a problem with the welding machine
  c. before disconnecting the welding machine
  d. after disconnecting the welding machine
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Zhengbo Y.Zhengbo Y.
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Posts: 360
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6 years ago
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2goodgabe Author
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6 years ago
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