1. Which of the following defects occur due to scattering of metal around the vicinity of
weld?
Correct : B. Spatter
2. Which of the following defects occur due to incorrect welding techniques?
Correct : C. Cracking in weld metal
3. Which of the following defect is influenced by sulphur and carbon content of weld
metals?
Correct : B. Hot cracking
4. The depth up to which the filler material is mixed up with base metal is called as?
Correct : C. Penetration
5. The raised portion from the parent metal in welding is known as?
Correct : D. Reinforcement
6. Penetrants of which colour are not used?
Correct : A. Red
7. Which of the following defect is not detected by dye penetrant test?
Correct : A. Non-metallic inclusions
8. Which of the following materials can be tested using magnetic particle testing?
Correct : B. Steel
9. Magnetic particles with fluorescent coating are seen under which light?
Correct : D. Ultraviolet light
10. Eddy currents are not used for the measure of which of the following properties?
Correct : B. Magnetic resistivity
11. Eddy current inspection method cannot be detect which of the following defect?
Correct : D. Surface crack
12. In which of the following materials, ultrasonic testing cannot be used?
Correct : D. Ferrous object
13. Ultrasonic testing is a portable process.
Correct : A. True
14. Charpy test is not a type of impact test.
Correct : B. False
15. Which ofthe following non destructive testing is used to detect change incomposition of
any material?
Correct : D. Radiography
16. Which of the following is not a type of protective coating?
Correct : B. Non-metallic
17. An example of an anodic coating is _____
Correct : A. Zinc
18. Which common application do anodizing and galvanizing serve?
Correct : A. Corrosion resistance
19. Which of the following is/are surface preparation methods?
Correct : C. both
20. Which of the following is/are surface finishing methods?
Correct : C. both
21. When the surface has complex shapes, the abrasive cleaning can be done or not?
Correct : B. No
22. Method include in the surface finishing is
Correct : B. Grinding
23. Which of the method is not a surface cleaning method
Correct : B. Electrical cleaning method
24. During thermal cleaning method which flame will be used to clean parts
Correct : B. Oxy-acetylene flame
25. In surface coating which method is of spray panting
Correct : D. All of them
26. Compressed air passed through the atomizer nozzle in
Correct : A. Air spray gun
27. Degree of atomization is better in
Correct : B. Airless spray painting
28. During the blasting method pressure range used for ferrous metals is
Correct : B. 0.4 MPa to 0.7 MPa
29. During the blasting method pressure range used for Non-ferrous metals is
Correct : C. 70 KPa to 0.4 MPa
30. With the help of brushing ____ weld surface can be finished
Correct : C. A & B both
31. Which of the following is/are surface fabricated structures?
Correct : C. both
32. The process offilling the slurry between the base of machine bed plate and foundation is
known as
Correct : D. grouting
33. For constructing building and bridge fabrication and erection of structural steel codes are prepared by
Correct : C. AISC
34. Full form of AISC is
Correct : C. American Institute of Steel Construction
35. In India in large numbers of steel plants, oil refineries and fertilizer plants for vertical tanks and hortoneshere fabricated using ____ material
Correct : B. Mild Steel
36. In erection, the thickness of the bottom plate is kept ___ to the thickness of
fillet size
Correct : B. Equal
37. The concrete mixture of more strength is prepared by mixing cement, sand and gravel in proportion of
Correct : C. 1 : 5 : 3
38. The concrete mixture of Poor strength is prepared by mixing cement, sand
and gravel in proportion of
Correct : A. 1 : 3 : 6
39. The mixture of 1 : 3 :5 is found suitable for construction foundation for a
Correct : B. Centrifugal pump
40. For engine, compressor and pump which type of foundation are used
Correct : B. Block type foundation
41. Advantage of frame type foundation is
Correct : D. All of them
42. To construct the boiler foundation on weak soil, the concrete
Correct : C. Raft and piles are used
43. The thickness of raft is taken for hard soil is
Correct : C. 90 to 120 cm
44. The foundation bolt which is most popular for the small and light machine is
Correct : C. Ragged foundation bolt
45. The boiler is heavy but vibration then which type of concrete mixture is their
Correct : B. Medium
46. The work of placing the machine on a foundation and then clamping it by the
foundation bolts with the foundation is called
Correct : C. Erection
47. Which works are involved in erection
Correct : D. All of them
48. The equipments used for erection work are
Correct : D. All of them
49. Which is not the main activities for erecting an equipment
Correct : A. Designing
50. The filling of cement slurry in the space between the machine bed plate and foundation top for the purpose of gripping or holding the machine firmly with the foundation is known as
Correct : B. Grouting
51. Alignment of the equipment is necessarily done in which plane
Correct : C. A & B both
52. Which of the factors are not considered for deciding the alignment
Correct : A. Designing the machine
53. Which of the instrument used to checking of alignment
Correct : D. All of them
54. For a test chart for the lathe machine I.S. code is