Cwb level 2 module Study guides, Class notes & Summaries

Guide Question - Section 2 "Electric current is readily conducted in metals (low resistance) because of the many free electrons" True or false - True Guide Question - Section 2 "Conventional current flow is from negative to positive" True or False - False Guide Question - Section 2 Materials that have a high resistance to current flow are called: a) Semi conductors b) conductors c) insulators - c) insulators Guide Question - Section 2 "A gas can only conduct electricity when the...

CWB Level 2 MODULE 7 RESIDUAL STRESS & DISTORTION QUESTIONS AND ANSWERS RATED A+ 2024/2025

CWB Level 2 Module 5 Power Sources for Welding exam | Questions and Correct Solutions Latest Update 2024/2025 | Graded A+ Guide Question - Section 2 "Electric current is readily conducted in metals (low resistance) because of the many free electrons" True or false - Answer -True Guide Question - Section 2 "Conventional current flow is from negative to positive" True or False - Answer -False Guide Question - Section 2 Materials that have a high resistance to current flow are call...

Define Compression ? To reduce in volume, or the state of being compressed. To force together or into less space Define Contraction? To become reduced in size. To pull together, shrink or wrinkle. Define Distortion? The act of distorting. A physical change in shape by bending, twisting or warping. Define Ductility? Capability of being easily molded or shaped Define Expansion? Enlargement or increase. Increase in the dimension of a body

Complete the following: A) Chromium stabilizes the _______ form of iron. B) Nickel stabilizes the _______ form of iron A) BCC B) FCC If a straight chromium steel of 18% Cr and < 0.1% C is heated to 1,000°C will it transform to austenite or remain as ferrite? Remain as ferrite What is the predominant structure of an 18% CR, 8% Ni steel at room temperature? Austenite The chromium content of a stainless steel is 20%. Is it likely this is a martensite grade? No What does the let...

Guide Question - Section 2 "Electric current is readily conducted in metals (low resistance) because of the many free electrons" True or false - True Guide Question - Section 2 "Conventional current flow is from negative to positive" True or False - False Guide Question - Section 2 Materials that have a high resistance to current flow are called: a) Semi conductors b) conductors c) insulators - c) insulators Guide Question - Section 2 "A gas can only conduct electricity when the...

CWB Level 2 MODULE 8 INTRODUCTION TO METALLURGY & MATERIAL SPECIFICATION Exam Test Bank

CWB Level 2 Module 5 Power Sources for Welding Exam Questions with Correct Answers Guide Question - Section 2 For a consumable electrode welding process the majority of the heat in DCEN polarity is concentrated on the: a) electrode b) workpiece - Answer-a) electrode Guide Question - Section 2 For a non-consumable electrode welding process the majority of the heat in DCEN polarity is concentrated on the: a) electrode b) workpiece - Answer-b) workpiece Guide Question - Secti...

CWB Level 2 MODULE 8 INTRODUCTION TO METALLURGY & MATERIAL SPECIFICATION Solved 100% Correct |2024/2025 Correct Questions and Answers

CWB Level 2 Module 5 Power Sources for Welding Exam Questions with Correct Answers For the SMAW process, the output adjustment at the welding power source is the voltage True or False - Answer-False Guide questions - Section 2 and 3 For the GMAW process, the output adjustment at the power source is the voltage True or False - Answer-True Guide questions - Section 2 and 3 Using a constant current welding power source, a self-regulating welding arc is achieved using a: a) Vo...