AWS-CWI Fundamentals Test-1 (Questions + Answers) Solved

There are a total of _______ categories of welds associated with the weld symbols? - Answer-Nine The weld toe is the junction of the weld face and root pass? True or False - Answer-False Root penetration is the ________? - Answer-The distance that the weld metal has melted into the joint beyond the root What is not considered a type of weld joint? - Answer-Fillet In a single V-Groove weld, the term for the sloped surface against which the weld metal is applied? - Answer-Groove faces In a fillet weld, the leg and size are the same for what type of configuration? - Answer-Convex weld In a partial penetration single V-Groove weld, the term for the dimension measured from the joint root to where the weld penetration stops is? - Answer-Root penetration For a concave fillet weld, which throat dimensions are the same? - Answer-effective and actual what gas is most commonly used as a shielding gas for GTAW? - Answer-argon During tempering, as the temperature increases, what happens to the hardness? - Answer-hardness decreases In GMAW, the distance from the end of the contact tube to the arc is called what? - Answerelectrode extension For a single bevel-groove weld symbols, the line of the AWS weld symbol running perpendicular to the reference line is always drawn on which side of the weld symbol? - Answer-on the left side Capillary action plays a role in which NDE method? - Answer-PTWhat test would be least effective for judging the soundness of a weld in the as-welded condition? - Answer-straight beam UT What shielding gas is used for GMAW spray transfer on steel? - Answer-oxygen-2% argon-98% For plain carbon steels, how are hardness and tensile strength related? - Answer-increase hardness; Increase tensile strength In GMAW, the welding variable controlled by the wire feed speed is what? - Answer-current An E7018 SMAW electrode exhibits which of the following characteristics? - Answer-Low hydrogen; AC and DCEP; iron power What method is most often used to eliminate the high residual stress created by welding? - Answerpostweld heat treating