Arc welding - Study guides, Class notes & Summaries

CWB Welding Inspector Level 3 Exam Prep (Latest 2023/ 2024 Update) Questions and Verified Answers| All Modules Covered| 100% Correct| Grade A Q: Fluxes that can dissolve the oxides on Al are ............ Answer: Halide compounds ( Fluorine, chlorine, Bromine etc.) Q: Chlorine gas from a Chloride flux in presence of an arc can create poisonous gas called .......... Answer: Phosgene (COCL2) or Mustard gas produced by the reaction of chlorine and carbon monoxide in the prese...

CCDS IBHRE LATEST UPDATE ALREADY GRADED A Rheobase the lowest point on a strength duration curve at an infinitely long pulse duration Chronaxie time the pulse width at twice the rheobase value. It approximates the most efficient stimulation pulse duration Charge (formula) Charge= I(current) x T(time) Furman's formula Energy(microjoules)= I(current)xV(voltage)xT(pulse width) Ohms law formula Voltage(electromotive force)= I(current/flow of electrons) x R(resistance to current flow in ohms) Fu...

CWB Level 1 Exam Prep (Latest 2024 / 2025 Update) Questions and Verified Answers | 100% Correct | Grade A Q: Why must European drawings be studied carefully before fabricating parts? Answer: The drawings may employ the use of first angle projection Q: How many principal views are there in an orthographic projection? Answer: 6 Q: What is the angle of inclination most commonly used on an isometric drawing? Answer: 45degree Q: Which lines appear thicker on an engineering drawing? Answer: object lin...

CWB Level 1 Exam Prep (Latest 2023/ 2024 Update) Questions and Verified Answers| 100% Correct| Grade A Q: Why must European drawings be studied carefully before fabricating parts? Answer: The drawings may employ the use of first angle projection Q: How many principal views are there in an orthographic projection? Answer: 6 Q: What is the angle of inclination most commonly used on an isometric drawing? Answer: 45degree Q: Which lines appear thicker on an engineeri...

CWB Welding Inspector Level 3 Exam Prep (Latest 2024 / 2025 Update) Questions and Verified Answers | All Modules Covered | 100% Correct | Grade A Q: Fluxes that can dissolve the oxides on Al are ............ Answer: Halide compounds ( Fluorine, chlorine, Bromine etc.) Q: Chlorine gas from a Chloride flux in presence of an arc can create poisonous gas called .......... Answer: Phosgene (COCL2) or Mustard gas produced by the reaction of chlorine and carbon monoxide in the presence of intense light...

What does GMAW stand for - Answer-Gas Metal Arc Welding GMAW is generally done with what polarity? - Answer-Direct current electrode positive (DC+) What type of power source is generally used for GMAW welding - Answer-Constant Voltage What does E stand for in ER70S-6 - Answer-electrode What does "70" stand for in ER70S-3? - Answer-tensile strength What mode of metal transfer allows for only flat/horizontal position GMAW welding - Answer-Spray What gas mixture is generally associated with...

CWB Welding Inspector Level 2 Exam Prep (Latest 2024 / 2025 Update) Questions and Verified Answers | All Modules Covered | 100% Correct | Grade A Q: In an isometric drawing, the lines (for width, length and depth) are inclined at an angle of how many degrees? Answer: 30° Q: What are the maximum number of views in an orthographic drawing? Answer: 6 Q: What are the two general classes of picture drawings? Answer: Perspective and Isometric Q: What are the 5 basic joints? Answer: 1) Butt 2) Corner ...

CWB Welding Inspector Level 1 Exam (Latest 2023/ 2024 Update) Questions and Verified Answers| 100% Correct| Grade A Q: From the welding problems identified below which one of the five does not fit the pattern established by the other four? a) Insufficient throat. b) Incorrect bevel angle. c) Loss of shielding gas. d) Improper fit up. e) Use of wrong consumable. Answer: a) Insufficient throat. Q: A 10 mm fillet weld has a nominal: a) Throat dimension of 10 mm. b) Area of ...

CCDS IBHRE Exam Questions & Answers 2023/2024 Rheobase - ANSWER-the lowest point on a strength duration curve at an infinitely long pulse duration Chronaxie time - ANSWER-the pulse width at twice the rheobase value. It approximates the most efficient stimulation pulse duration Charge (formula) - ANSWER-Charge= I(current) x T(time) Furman's formula - ANSWER-Energy(microjoules)= I(current)xV(voltage)xT(pulse width) Ohms law formula - ANSWER-Voltage(electromotive force)= I(current...

CWB Module Exam Questions With 100% Correct Answers Latest Update 2024 Graded A+. 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 System c) Workers for a Healthy Manufacturing Industry Society - Correct Answer-b) Workplace Hazardous Materials Information System What are ...