links
Ads
Popular posts from this blog
WELDING INSPECTION TECHNOLOGY WORKBOOK - MODULE 8
VT Test - MODULE 8 Q8-1 As a metal is heated: a. energy is added to the structure b. the atoms move further apart c. the atoms vibrate more vigorously d. the metal expands e. all of the above Q8-2 The state of matter which exhibits the least amount of energy is: a. solid b. liquid c. gas d. quasi-liquid e. none of the above Q8-3 A problem occurring in weldments caused by the nonuniform heating produced by the welding operation is: a. porosity b. incomplete fusion c. distortion d. slag inclusions e. none of the above Q8-4 Which of the following is not a method used to eliminate or reduce residual stresses? a. vibratory stress relief b. external restraint c. thermal stress relief d. peening e. annealing Q8-5 The type of alloying in which the alloy atoms are located in the spaces between the atoms of the parent metal is referred to as: a. atomic alloying b. substitutional alloying c. space alloying d. interstitial...
WELDING INSPECTION TECHNOLOGY WORKBOOK - MODULE 9
VT Test - MODULE 9 Q9-1 A discontinuity is: a. always a defect b. always a reject c. always acceptable d. rejectable if it exceeds code limits e. none of the above Q9-2 Whether a particular weld discontinuity is critical can be judged on the basis of a. whether it is surface or subsurface. b. whether it is linear or nonlinear. c. whether it has a sharp end condition. d. all of the above e. none of the above Q9-3 What discontinuity is generally considered to be the most severe? a. porosity b. incomplete fusion c. slag inclusion d. crack e. arc strike Q9-4 Which of the following discontinuities is less likely to be found visually? a. toe crack b. undercut c. lamellar tear d. overlap e. none of the above Q9-5 Underbead cracks can result from which of the following welding practices? a. use of wet electrodes b. welding on contaminated steels c. welding over paint d. all of the above e. none of the above Q9-6 The...

A few students as well as the instructor were interviewed and described the 8 weeks of welding training that led up to welding certification tests in the 1G position. Technical Schools for Welding
ReplyDelete