CSWIP 3.1: Question with Answer and Explanation – Part 8

1) A drawing with symbols to BS EN 22553 will show a 5mm leg filler by which of the following: a. a5 b. t5 c.  (answer ) z5 d. 5Z a = Design throat thickness s = Depth of Penetration, Throat   thickness z = Leg length(min material thickness) a = (0.7 x z) 2) Which … Continue reading CSWIP 3.1: Question with Answer and Explanation – Part 8

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CSWIP 3.1: Question with Answer and Explanation – Part 7

1) Which of the following would not be required to be checked before welding? a. The welding consumable b. The welder qualification c. Calibration of the welding equipment d. ( answer ) The workshop humidity Pls see below link: Typical Duties of a Welding Inspector 2) Is it permissible to allow a trainee welder to carry out … Continue reading CSWIP 3.1: Question with Answer and Explanation – Part 7

CSWIP 3.1: Question with Answer and Explanation – Part 6

1) For ultrasonic testing, which of the following statements is true? a. It is easy to identify all defects b. ( answer ) The equipment should be calibrated before use c. The equipment cannot be automated d. Sound waves will not travel through copper UT Disadvantages: Trained and skilled operator required Requires high operator skill … Continue reading CSWIP 3.1: Question with Answer and Explanation – Part 6

CSWIP 3.1: Question with Answer and Explanation – Part 5

1) With which of the following NDE processes is it possible to detect both surface and slight sub-surface defects up to 2mm below the surface: a. Visual b. Dye penetrant c. ( answer ) Magnetic particle using DC d. Magnetic particle using AC See below, you can know why choose "c":   Alternating Current (AC). Electric … Continue reading CSWIP 3.1: Question with Answer and Explanation – Part 5