Papersbyjol

When an arc is formed between two electrodes: A) electricity flows from the negative cathode to the positive anode. B) electricity flows from the positive cathode to the negative anode. C) electricity flows at random between the anode and cathode. D) electricity stops flowing once the arc is established - ANSWERA The SAW fluxes are: A) classified on their own. They have their own separate designation. B) not classified. Only the wire is classified. C) classified in conjunction with t...

Does the CSA Standard W47.1 specify the requirements for a company seeking certification? - ANSWERYes, This standard provides the requirements for the certification of companies engaged in the fusion welding of steel and the qualification of their personnel and welding procedures (Cl 1.1) Who is responsible for the welded products a company produces? - ANSWERThe company (1.2) The requirements of this standard are based on the principle that a certified company has full responsibility for the ...

Which of the following metals has the highest thermal conductivity? (a) carbon steel (b) stainless steel (c) aluminum - ANSWER(c) The Ellingham diagram (a) is a plot of thermal conductivity against temperature, (b) shows the free energy of oxide formation against temperature. (c) shows the rate of oxidation of metals against temperature. - ANSWER(b) Thoria is added to tunsten electrodes for what purpose? - ANSWERTo increase thermionic emission by lowering the work function. True o...

CREATING A SAFE WORKING ENVIRONMENT IS STRICTLY THE RESPONSIBILITY OF THE EMPLOYER? FALSE OR TRUE - ANSWERFALSE WHAT ARE 3 WAYS THAT WHIMIS INFORMATION IS CONVEYED IN THE WORKPLACE - ANSWERLABLES MATERIAL SAFETY DATA SHEETS TRAINING IT IS THE JOINT RESPONSIBILITY OF THE EMPLOYEE AND EMPLOYER WHAT DOES WHMIS STAND FOR? - ANSWERWORKPLACE HAZARDOUS MATERIALS INFORMATION SYSTEM IF YOU WISHED TO FIND OUT THE HAZARDOUS INGREDIENTS OF A PRODUCT AND THEIR TOXICOLOGICAL PROPERTIES, WHERE WO...

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...