AIT EXAM LATEST VERSION QUESTIONS AND VERIFIED CORRECT

AIT EXAM LATEST VERSION QUESTIONS AND VERIFIED CORRECT Which of the following is a abbreviation of a welding process? - CORRECT ANSWERSOAW What current and polarity is used in plasma Arc cutting and gouging operations? - CORRECT ANSWERSDCEN and DCRP How much electrode stickout is recommended when using gas shielded FCAW with 1.2 mm (0.045") wire? - CORRECT ANSWERS10 mm to 19 mm (3/8" to 3/4") One of the main functions of the contact tube is to: - CORRECT ANSWERStransfer current to the electrode. Flame propagation means the speed at which the fuel gas will travel - CORRECT ANSWERSFalse What height limitation is in place when using freestanding scaffolding? - CORRECT ANSWERSFor free standing scaffolds, the scaffold must not be taller than three (3) times its smallest dimension in height The best reference point for dimensioning on pressure vessels is the: - CORRECT ANSWERSdatum line Which of the following is an abbreviation of a Non destructive test ? - CORRECT ANSWERSUT In common fabricating practice, there are how many basic joint types? - CORRECT ANSWERS5 Single "V" butt joints are used on material thicknesses of: - CORRECT ANSWERS3/8" 1" (9.5 -25.4mm) A small change in sling angle can drastically affect the: - CORRECT ANSWERSsling load. The power sources used for pulsed spray transfer are: - CORRECT ANSWERSDC synergic, microprocessor-controlled. Single "V" butt joints are used on material thicknesses of: - CORRECT ANSWERS3/8" 1" (9.5 -25.4mm) If you must apply force to a suspended load, always pull the load towards you. - CORRECT ANSWERS When installing clips, the saddle side of the clip must be placed on the: - CORRECT ANSWERSLive side of the wire When balancing a No. 2 welding tip and the acetylene torch needle valve is fully open, the acetylene regulator should be adjusted so that the flame blows away from the tip _______ inch. (Oxygen needle valve is closed) - CORRECT ANSWERS1/4 Which ferrous-based metals cannot be cut satisfactorily with an oxy-fuel cutting torch? - CORRECT ANSWERSstainless What is the total number of hours in the first period Welder Training Profile? - CORRECT ANSWERS240 When starting a cut on plate, the preheat cones should be held: - CORRECT ANSWERSabout 3 mm (1/8") above the surface. A Material Safety Data Sheet must be reviewed whenever new information becomes available or at least how often? - CORRECT ANSWERSevery three years What is the total number of hours of work experience, including technical training, required per year in the Welder Apprenticeship Program? - CORRECT ANSWERS1800 Voltage-sensing wire feeders set their speed according to: - CORRECT ANSWERSarc voltage. What is the main purpose of the contact tube? - CORRECT ANSWERStransfers the welding current to the filler wire A steamed vessel is safest to weld on when it is cooled down to room temperature . - CORRECT ANSWERSFalse Three basic oxy/acetylene flame types are known as: - CORRECT ANSWERScarbonizing, neutral, oxidizing "Nesting" in GMAW wire feeder can be caused by: - CORRECT ANSWERSdrive roll pressure is set to high In the AWS designation ER70T-6, the digit '0' would tell you that: - CORRECT ANSWERSThis is a flat and horizontal filler metal Grossly unequal pressure of gases may cause a: - CORRECT ANSWERSflashback. What is the definition of sling angle? - CORRECT ANSWERSthe angle formed by the legs to the horizontal plane Where the rigging was assembled or fabricated by the employer, what percent of the ultimate breaking strength of the weakest component must the working load not exceed if the rigging is used to support workers? - CORRECT ANSWERS10% How much electrode stickout is recommended when using gas shielded FCAW with 1.2 mm (0.045") wire? - CORRECT ANSWERS10 mm to 19 mm (3/8" to 3/4") What type of wire feed set-up is used with CV power sources? - CORRECT ANSWERSconstant speed What would the recommended regulator pressure be if we were to safely balance a No. 3 welding tip? - CORRECT ANSWERS3 lbs. oxygen and 3 lbs. acetylene Excessive penetration on a root pass would likely be caused by: - CORRECT ANSWERStravel speeds too low. The amount of oxygen and acetylene, from cylinders, required to form a neutral cone is: - CORRECT ANSWERSone part oxygen, one part acetylene. In the GMAW short-circuiting transfer mode, metal is transferred: - CORRECT ANSWERSwhen the electrode comes in contact with the weld pool. When properly applying wire rope clips, the strength of the wire rope is reduced by: - CORRECT ANSWERS20% What is the primary concern when unreeling wire rope? - CORRECT ANSWERSTwisting of the rope What Part and Section of the OHS Code describes the requirements and options for protective footwear? - CORRECT ANSWERSPart 18, Section 233 What Part and Section of the OHS Code describes the requirements for workers training about WHMIS? - CORRECT ANSWERSPart 29, Section 397