Cwb 2 module Study guides, Class notes & Summaries

The upper limit of human hearing is approximately: A) 20Hz B) 20kHz C) 20MHZ - B) 20kHz A typical frequency used for ultrasonic testing of welds is: A) 2.25MHZ B) 2.25kHz C) 2.25Hz - A) 2.25MHZ Do transverse waves in a solid travel faster or slower than longitudinal waves? - Slower True or False? The energy carried by a wave is proportional to the square of the amplitude. - True The decrease in energy of an ultrasonic wave as it travels through a material is known as: A) Amplitude B...

CWB 2 Module 9 QuestionsDuring 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 answer The Heat Affected Zone Not all the heat energy produced during welding will enter the plate as heat energy. What is this phenomenon known as? - correct answer The Efficiency With manual welding the technique will influence the energy input. Of the following techniques, which involves the higher energy input...

CWB 2 Module 19 Questions & Answers 2023 ( A+ GRADED 100% VERIFIED)

The upper limit of human hearing is approximately: A) 20Hz B) 20kHz C) 20MHZ - B) 20kHz A typical frequency used for ultrasonic testing of welds is: A) 2.25MHZ B) 2.25kHz C) 2.25Hz - A) 2.25MHZ Do transverse waves in a solid travel faster or slower than longitudinal waves? - Slower True or False? The energy carried by a wave is proportional to the square of the amplitude. - True The decrease in energy of an ultrasonic wave as it travels through a material is known as: A) Amplitude B...

CWB 2 Module 17 Questions and Answers

2025 CWB 2 All Module Exam New Latest Version Best Studying Material with All Questions from Actual Exam and 100% Correct Answers

CWB 2 Module 18 Questions & Answers 2023 ( A+ GRADED 100% VERIFIED)

CWB Level 2 Module 5 Power Sources for Welding EXAM 2023 with all the correct answers(Actual test 100% verified) Guide Question - Section 2 "Electric current is readily conducted in metals (low resistance) because of the many free electrons" True or false - CORRECT ANSWER True Guide Question - Section 2 "Conventional current flow is from negative to positive" True or False - CORRECT ANSWER False Guide Question - Section

CWB 2 Module 9 Questions answered 2024

CWB 2 Module 19 Questions and Answers