If the tungsten electrode touches the filler metal during welding, the welder must _____.

If the tungsten electrode touches the filler metal during welding, the welder must _____.
 
  A) touch the electrode to the weld puddle B) increase the push angle
  C) discard the electrode D) remove and clean the electrode

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[Ques. 2] Which of the following is not one of the two most common types of fasteners for tongue and grow wood flooring?
 
  A) Staples B) Finish nails C) Cleat nails

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[Ques. 3] Dampproofing and waterproofing mean the same thing.
 
  Indicate whether the statement is true or false

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[Ques. 4] What flashing valleys on roofs that are covered with wood shakes or shingles, 30 underlayment and a sheet of ________ gauge galvanized metal should be used.
 
  A) 26 B) 18 C) 30 D) 12

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[Ques. 5] When a valley weave is used as valley flashing during the application of shingles across a valley on an intersecting roof, which type of technique is being used?
 
  A) Open valley B) Closed valley