where high - strength welds are required, a ________ joint weld with 100% penetration is used.\nlap…

where high - strength welds are required, a ________ joint weld with 100% penetration is used.\nlap joint\nbutt - joint\nedge joint\ncorner joint\nt - joint\nquestion 8\n1 pt\nunless tack welds are made properly, they often crack during the welding operation.\ntrue\nfalse

where high - strength welds are required, a ________ joint weld with 100% penetration is used.\nlap joint\nbutt - joint\nedge joint\ncorner joint\nt - joint\nquestion 8\n1 pt\nunless tack welds are made properly, they often crack during the welding operation.\ntrue\nfalse

Answer

Brief Explanations:

Butt - joints are used for high - strength welds with 100% penetration as they provide a strong, continuous connection. Improperly made tack welds can crack during the welding operation due to stress concentrations and improper solidification.

Answer:

  1. B. Butt - Joint
  2. A. True