Papersbyjol

On a radiograph, undercut appears as a _________ line. (A) light (B) dark - ANSWER(B) dark What is the Canadian Standard for safety in welding? - ANSWERCSA W117.2 What is the typical three-phase input voltage in most Canadian welding shops? - ANSWER600V True or False: The cable from the workpiece back to the welding machine is called the "ground lead". - ANSWERFalse. The correct term is the "work lead". What is the type of radiation that can damage living cells? - ANS...

CSA Standard W47.1 provides the requirements that must be met and adhered to by a company seeking certification. True or False? - ANSWERTrue Certification can be considered as an approval of the products fabricated by a certificated company? True or false?! - ANSWERFalse What does "class" refer to? A) "T", "S", "FW", "ASW" or "WT" designation of welding personnel. B) Electrode groups C) a category of welder qualification, e.g., F, H,V or O welding...

What is a cause of a serious systematic measurement error? (Multiple choice) Question 1 options:A) Distortion in the material.B) A faulty layout template.C) Not having a direct line of sight.D) Measurements of scattered readings. - ANSWERB) A faulty layout template. What action is completed to ensure the caliper's accuracy? (Multiple choice) Question 2 options:A) Yearly verification intervals.B) Calibration to a national standard.C) Taking a reading to three decimal places.D) Multiple re...

During arc welding there is a zone adjacent to the weld metal that reaches high temperatures but does not melt. What is the name of this region? - ANSWERHeat Affect Zone (HAZ) In parallel electrical circuits, the voltage across each resistor is the same since each path is connected to the same voltage source. Select the correct statement. A. in each parallel path the resistance must be equalized to create equal voltage. B. the current flowing in each parallel path must be the same as the vo...

When sampling is left to the inspector, the number of samples selected should: A) not be excessive but should be sufficiently random to determine that the required standards are being met. B) not be enough to cause production delays in the project. C) be in areas that are easily accessible for the type of test requested. D) be easy to control during the testing. - ANSWERA A discontinuity is defined as: A) any disruption in the physical or compositional feature of a part. B) a disruptio...

The AWS D1.1 Structural Welding Code-Steel - ANSWERincludes welding procedure and performance qualification requirements The CSA is one organization accredited by the Standards Council of Canada for developing standards related to joining and inspection. Name another one. - ANSWERCanadian General Standards Board (CGSB) CSA S473 - ANSWERincludes a comprehensive fracture control plan. Most standards are created by: - ANSWERvoluntary efforts The function of standards can be said to: - A...

A Plasma is: A) A gas made up of positive ions and free electrons B) A liquid used to reduce adherence of spatter C) The main component in an inverter power source D) Always present in an electrical circuit - ANSWERA) A gas made up of positive ions and free electrons To increase melting rate (burn-off rate) in the shielded metal arc welding (SMAW) process, which polarity should be used? A) DCEP B) ACEP C) DCEN D) ACEP - ANSWERC) DCEN A self-regulating welding arc is produced by a...

To measure the strength of a welded joint what mechanical test would you prescribe? a) A transverse weld tension test. b) A charpy test. c) A CTOD test. d) An all weld metal tension test. e) A side bend test. - ANSWERa) A transverse weld tension test. Which of the following refers to a welder test where a pipe assembly is placed vertically and the joint welded in the horizontal position without rotating the assembly? a) 1G b) 2G c) 3G d) 5G e) 6G - ANSWERb) 2G Which of ...

1.To measure the strength of a welded joint what mechanical test would you prescribe? a) A transverse weld tension test b) A charpy test. c) A CTOD test. d) An all weld metal tension test. e) A side bend test. - ANSWERa) A transverse weld tension test 2. Select the cutting process that would provide the narrowest heat affected zone when cutting 12.5 mm (0.5 in) thick carbon steel. a) Oxy-acetylene cutting. b) Air-carbon arc cutting. c) Oxy-propane cutting. d) Plasma arc cutting...

1.To measure the strength of a welded joint what mechanical test would you prescribe? a) A transverse weld tension test b) A charpy test. c) A CTOD test. d) An all weld metal tension test. e) A side bend test. - ANSWERa) A transverse weld tension test 2. Select the cutting process that would provide the narrowest heat affected zone when cutting 12.5 mm (0.5 in) thick carbon steel. a) Oxy-acetylene cutting. b) Air-carbon arc cutting. c) Oxy-propane cutting. d) Plasma arc cutting...