CWB BUNDLED exams 2023 with 100% correct answers

Which of the following metals has the highest thermal conductivity? (a) carbon steel (b) stainless steel (c) aluminum - correct 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)...

faying surface - correct answersthe mating surface of a member that is in contact with or in close proximity to another member to which it is to be joined. joint - correct answersthe junction of the workpieces that are to be joined supplementary welding symbols - correct answers____ ___ are...

Exercise Questions - Section 2 1. When a metal is subjected to load, it will be resisted by internal forces within the metal. The intensity of these forces through a given plane is known as ___________ - correct answer Stress Exercise Questions - Section 2 2. Select the 3 ways in which a...

Heat affected zone - correct answer Adjacent to the molten metal is a zone that reaches high temperatures, but does not melt? Metallurgical transformations and stresses and strains may be induced causing distortion and possible cracking - correct answer Heating, melting, and solidification (coo...

EXAM PRACTICE Today, most mild steel electrodes have a wire core composed of? A) rimmed steel B)semi-killed steel c) fully killed steel d)cold-rolled steel - correct answer fully killed steel EXAM PRACTICE In medium coated electrodes, the percentage of the electrode weight derived fr...

What is E4918-X? - correct answer E=Electrode 49= tensile strength 1=position (1=all, 2=Horiz Fillet & Flat, 4=vert down) 8=coating type -X= optional improved toughness What are the three Coating Type Classes? - correct answer EXX10 & EXX11 = Cellulose EXX12, EXX13, EXX14 = Titania EXX1...

The most important and widely used welding process currently used: arc welding / resistance welding / Oxyacetylene welding ? - correct answer arc welding Definition of welding: A joining process producing coalescence of materials by heating them to the welding temperature, with or without the a...

True or False? Creating a safe working environment is strictly the responsibility of the employer? - correct answer False, it the the joint responsibility of the employer and employee. WHMIS stands for: a) Workers Health Monitoring System b) Workplace Hazardous Materials Information Syste...

What is the term used to describe the following condition of lost corrosion resistance? "When certain stainless steels are heated between 500-850° C, carbides form at the grain boundaries and cause a local depletion of chromium." (A) Oxidization (B) Increased toughness (C) Solution heat t...

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? - correct answerHeat Affect Zone (HAZ) In parallel electrical circuits, the voltage across each resistor is the same since each path is connected to th...

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 ...

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. - correct answer a) A transverse weld tension test. Select the cutting proces...

The welding inspector's role in welding begins: - correct answer before welding starts Prior to welding, the welding inspector should check that the: - correct answer approved welding procedures are available and the welders are qualified Which is not the function of the welding inspector...

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. - correct answer a) A transverse weld tension test 2. Select the cutting proce...