Design For Manufacturability MCQ Questions Answers

1. ____________ is another name for investment casting.

2. A/An _____________ is a document that accounts for the output of production and tracing the sequence of operations of a batch of manufactured components

3. In which field is computer graphics applied?

4. In which plastic shaping process is parison formed?

5. Which constitute guideline laid down for Design for Manufacturing and Assembly?

6. Alpha symmetry is the rotational symmetry of a part about:

7. Which is one of the main component of an injection molding machine?

8. In CAD, which direction is chosen to begin measurement of angles?

9. Which factor affect the tool life of a cutting tool?

10. Scaling objects in CAD makes them:

11. ______ is an approach used in product development in which functions of design engineering, manufacturing engineering and other functions are integrated to reduce the elapsed time required to bring a new product to the market.

12. Which application is associated with open-die forging?

13. Which chemical is associated with alkaline cleaning?

14. Which metal is used to make solder alloys?

15. Which is NOT one of the steps involved in the powder metallurgy process?

16. Which formula help to determine the minimum form height for sheet metal use if D, T and R are given as minimum distance, material thickness and bend radius respectively?

17. Groove weld is related to which joint type?

18. In analyzing alternate methods for producing a product, design and manufacturing engineers are faced with cost variables that relate to ______.

19. Hard facing utilizes which basic process?

20. Which type of material is NOT suitable for stamping?

21. A jig differs from a fixture in that it ______ while a fixture does not.

22. Which is alternative names for thermal spraying?

23. Which product is produced by extrusion?

24. Which machine is appropriate for cutting large diameter holes, holes with very close tolerance, and to do shaped holes?

25. Which is geometric modeling schemes used in CAD systems?

26. Which fact is true regarding the V/A ratios of the riser and the casting in a sand casting mold?

27. Spring index should have a value above ______ and below ______.

28. Which rapid prototyping technology uses solid sheet stock as the introductory material?

29. Another name for the calorizing process is:

30. Which is a high-energy-rate forming process?

31. Which does NOT determine the quality of a product during manufacturing?

32. Which is the most commonly employed casting process?

33. Which operation is carried out in sand casting once the casting is removed from the mold?

34. Which kind of defects can occur during the injection molding process?

35. Which describe the relationship between packing factor and porosity in the case of metallic powder?

36. Which correspond to the etch factor in chemical machining? Here, S = specific removal rate, C = depth of cut, I = current, T = time, and U = undercut.

37. Objects joined together by way of adhesive bonding are called:

38. The minimum temperature used in the plasma arc cutting process is:

39. The _______________ process uses mechanical energy as its main energy source.

40. Which stress parameter is used to calculate the maximum force in a forging operations?

41. The number of points essential to define the rectangle command in CAD is:

42. Which constitute the principal methods of applying powder coatings?

43. Which is NOT an equipment used for abrasive blasting?

44. Carburizing incorporates which one of the following?

45. The __________ process is known to achieve the highest material removal rate.

46. The DFA(Design for Assembly) index is given as:

47. Which tool is used in steel hot rolling of plate?

48. A riser that is completely contained in the metal casting mold is called:

49. Which is the most complex of all stamping dies?

50. A heat source of ______________ is the most appropriate to melt the weld metal by supplying least amount of energy.

51. Identify the advantages of sand castings over die castings from the points given below.

52. A feeler gauge is a tool which is used to measure:

53. In the context of the metal stamping process, which operation produce one or more plane surfaces that are at an angle to the original or flat plane of the blank?

54. Which way can be used in product designing so that they can be less environmentally damaging and less costly to produce?

55. In CAD, polar coordinates are adopted for drawing which of the following?

56. The process of verifying a product's speed, consumption and reliability is called

57. Which is major components of a CNC machine?

58. Which casting metal is most important economically?

59. The acronym DTP stands for ______

60. Which is type of forging operation?

61. In a machining operation, the metal is removed by:

62. __________ means that factors relating to the product after it has been manufactured should be taken into consideration in design.

63. Which casting method is followed for creating dental crowns?

64. Which processe is/are used to produce cold-finished steel from hot-rolled material?

65. Which machine tool is used in sheet metal working?

66. Which is NOT a manufacturing requirement?

67. Which process can be carried out using CNC equipment?

68. Identify the soldering methods that are NOT applied with brazing.

69. A ______ is an irregularity in the metal casting process that must be corrected or removed or the casting must be rejected.

70. Which powder shape is likely to have the lowest interparticle friction?

71. Sheet metal working operations are mainly carried out as:

72. Another name for indirect extrusion is ______.

73. The ____________ process is a type of fusion welding.

74. Die casting involves usage of which metals?

75. Which design characteristics are easy to achieve by pressing and sintering of metal powders?

76. In the context of computer graphics, WCS stands for:

77. A _____________ is a thermoforming mold having a convex shape.

78. Which method is used for the production of gear using generation process?

79. Which material is the mold in plaster mold casting made of?