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Visual Insp LVL1
Question | Answer |
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1. Which of the following is true? a. All disc are defects. b. Defects that affect the product’s usefulness are called disc. c. Disc that affect the product’s usefulness are called defects. d. All discontinuities are unacceptable. | c. Disc that affect the product’s usefulness are called defects. |
2. Fatigue cracks often begin at: A. section changes. B. thread roots. C. weld toes. D. notches. E. any of the above. | A. section changes. B. thread roots. C. weld toes. D. notches. E. any of the above. |
3. Thermal fatigue is caused by: A. fluctuating stresses. B. overheating. C. fluctuating temperatures. D. overloading. | C. fluctuating temperatures. |
4. The heat-affected zone is the: A. portion of base metal that has melted and resolidified. B. base metal portion not melted but properties have been altered by welding heat. C. area of metal added to produce weld joint. D. original welded metal | B. base metal portion not melted but properties have been altered by welding heat. |
5. Field welds are shown on the: A. P & ID. B. spool drawing. C. as-built isometric drawing. D. detail drawing. | C. as-built isometric drawing. |
6. As-built drawings are generated: A. before the start of construction of the power plant. B. during the construction of the power plant. C. after the construction of the power plant. D. whenever is convenient. | C. after the construction of the power plant. |
7. What is order of design phase? A. General design criteria, select site, select NSSS. B. Select turbine, select site, specify equipment. C. Site selection, general arrangements, detailed design. D. General arrangements, select NSSS, select turbine | C. Site selection, general arrangements, detailed design. |
8. A drawing that shows the entire plant elevation in cross-sectional view is: A. an isometric drawing. B. a spool drawing. C. a P & ID. D. a general arrangement drawing. | D. a general arrangement drawing. |
9. A document which defines material, welding, NDE, etc., is called a: A. specification. B. hanger drawing. C. P & lD. D. line list. | A. specification. |
10. To examine areas around bends in pipe sections, you might use a: A. borescope. B. telescope. C. fiberscope. D. microscope. | C. fiberscope. |
11. Bursts can develop during rolling or: A. casting. B. drawing. C. forging. D. piercing. | C. forging. |
12. During the rolling process, non-metallic inclusions can develop into: A. stringers. B. cold laps. C. tears. D. bursts. | A. stringers. |
13. Surface roughness is measured in units of: A. inches. B. feet. C. microinches. D. mils. | C. microinches. |
14. The surface finish of a part may be described by: A. length. B. area. C. roughness. D. fit. | C. roughness. |
15. The maximum diameter of a hole specified as 2.375“ + .005 ” is: A. 2.375 “. B. 2.370“. C. 2.390”. D. 2.380”. | D. 2.380”. |
16. Maximum and minimum values on a dimension are called: A. diameters. B. finishes. C. tolerances. D. fits. | C. tolerances. |
17. The symbol represents: A. diameter. B. surface finish. C. part length. D. angle of bend. | B. surface finish. |
18. Certification for VT-l, VT-2, VT-3 and VT-4 examination personnel is based upon: A. education. B. training. C. testing. D. all of the above. | A. education. B. training. C. testing. D. all of the above. |
19. How many 32nd’s are there in one inch? A. 8 B. 32 c. 64 D. 100 | B. 32 |
20. An example of the permanent mold process is: A. sand casting. B. investment casting. C. die casting. D. shell mold casting. | C. die casting. |
21. A lamination can result from rolling an ingot that contains piping or: A. glass. B. flakes. C. inclusions. D. seams. | C. inclusions. |
22. Which of the following is an example of an inherent discontinuity? A. Inclusions B. Fatigue cracks C. Stress cracking D. Grinding checks | A. Inclusions |
23. Wrought products can be made: A. only by rolling. B. by the hot or cold working process. C. only by the cold working process. D. only by the hot working process. | B. by the hot or cold working process. |
24. Porosity is: A. gas entrapped below the surface of a material. B. gas entrapped below or at the surface of a material. C. foreign crystalline material entrapped below the surface of a material. D. material used during the welding process. | B. gas entrapped below or at the surface of a material. |
25. Of those listed, the most accurate mechanical tool used to measure plate thickness is a: A. steel tape. B. micrometer. C. feeler gauge. D. steel ruler. | B. micrometer. |
26. The two types of examination mirrors are: A. dental and industrial. B. dental and moveable end. C. industrial and fixed. D. fixed and dental. | B. dental and moveable end. |
27. Light intensity for VE is usually specified in units of: A. angstroms. B. photon energy. C. footcandles. D. watts. | C. footcandles. |
28. Which of the following discontinuities would you expect to find in weldments: A. Blow holes B. Piping C. Bleed-out D. Transverse cracks | D. Transverse cracks |
29. The thread pitch gage is used to determine: A. the diameter of threads. B. the number of threads per inch. C. the thread pitch angle. D. both B and C. | D. both B and C. |
30. Stress corrosion cracking is often found in: A. carbon steel in caustics. B. stainless steel in ammonia. C. brass in high-purity water. D. high-nickel alloys in halogens. | A. carbon steel in caustics. |
31. A crater crack could be found: A: at the end of the weld. B. at the beginning of the weld. C. somewhere between the beginning and the end of the weld. D. at either the beginning or the end of the weld. | D. at either the beginning or the end of the weld. |
32. A folded thin flap on a forging is called: A. a cold shut. B. forging porosity. C. a crack. D. a forging lap. | D. a forging lap. |
33. Primary forming discontinuities are caused during: A. machining. B. rolling. C. grinding. D. heat treating. | B. rolling. |
34. Shrinkage cavities may be present if the product was formed by: A. explosive forming. B. extrusion. C. forging. D. casting. | D. casting. |
35. A small star-shaped pattern at the terminal point of a weld is usually an indication of: A. a crater crack. B. surface porosity. C. undercut. D. slab. | A. a crater crack. |
36. On a full penetration double bevel weld joint, which of the following discontinuities could not be detected by visual examination? A. Crater crack B. Lack of penetration C. Undercut D. Underfill | B. Lack of penetration |
37. A top view of a piping system or subsystem is called the: A. elevation view. B. plan view. C. side view. D. front view. | B. plan view. |
38. On the fillet weld drawing above, “A” A. theoretical throat. B. actual throat. C. toe. D. leg. E. crown. | C. toe. |
39. On the fillet weld drawing above, “B” A. theoretical throat. B. actual throat. C. toe. D. leg. E. crown. | A. theoretical throat. |
40. On the fillet weld drawing above, “D” A. theoretical throat. B. actual throat. C. toe. D. leg. E. crown. | E. crown. |
41. On the fillet weld drawing above, “E” A. theoretical throat. B. actual throat. C. toe. D. leg. E. crown. | D. leg. |
42. A tabulation of engineering information for each piping line is a: A. line list. B. specification. C. plan. D. balance of plant. | A. line list. |
43. A detailed, fully dimensional drawing showing one fabricated length of piping is a: A. P & ID. B. physical drawing. C. spool drawing. D. composite drawing. | C. spool drawing. |
44. The term “stick welding” is commonly used to refer to: A. SMAW. B. GTAW. C. GMAW. D. FCAW. E. none of the above. | A. SMAW. |
45. Cracks perpendicular to the length of the weld are called: A. transverse cracks. B. longitudinal cracks. C. throat cracks. D. crater cracks. | A. transverse cracks. |
46. Cracks parallel to the length of the weld are called: A. transverse cracks. B. longitudinal cracks. C. toe cracks. D. crater cracks. | B. longitudinal cracks. |
47. As a visual examiner, you shall have your eyes checked at least: A. every 3 months. B. every 6 months. C. every year. D. every 3 years. | C. every year. |
48. During the rolling process, surface porosity might develop into: A. seams. B. cold laps. C. tears. D. inclusions. | A. seams. |
49. Which of the following gage blades is fifteen thousandths of an inch? A. 0.0015 B. 0.015 C. 0.150 D. 0.1515 | B. 0.015 |
50. Which of these optical aids can be used in direct visual examination? A. Mirrors B. Fiberscopes C. Cameras D. All of the above | A. Mirrors |
51. The figure is: A. an isometric drawing. B. a P & ID. C. a composite drawing. D. a physical drawing. | D. a physical drawing. |
52. How many 90° elbows are illustrated? A. 1 B 2 C. 3 D. 4 | D. 4 |
53. What type of valve is V-1? A. Globe B. Gate C. Swing Check D. Lift Check | B. Gate |
54. Where is valve V-3 located in relation to column lines 6 and B? A. 8 ft South of B, 6 ft East of 6 B. 8 ft East of B, 6 ft South of 6 C. 4 ft South of B, 5 ft East of 6 D. 4 ft East of B, 5 ft South of 6 | A. 8 ft South of B, 6 ft East of 6 |
55. Where is valve V-2 located in relation to column line 5? A. 4 ft-0 inches South B. 4 ft-0 inches North C. 3 ft-9 inches East D. 3 ft-9 inches West | D. 3 ft-9 inches West |
56. The dimension indicated on the above sketch of a micrometer is: A. 0.128 inch. B. 0.235 inch. C. 0.126 inch. D. 0.328 inch. | A. 0.128 inch. |
57. What type of drawing is three-dimensional? A. Isometric B. Composite C. Flow D. P & ID | A. Isometric |
58. What is the reading of the 3 “-4 “ micrometer shown above? A. 0.250" B. 3.225" C. 3.500" D. 3.750" | C. 3.500" |