1. In which operation, motion of job is rotary and motion of cutting tool is forward
translating?
Correct : A. turning
2. Which type of job motion is there in drilling operation?
Correct : C. fixed
3. In which type of operation, motion of cutting tool is translating?
Correct : C. boring and drilling
4. In which type of operation, motion of cutting tool is rotary as well as translating?
Correct : C. drilling
5. In drilling motion of job is rotary.
Correct : B. false
6. Which of the following is the example of multi point cutting tool?
Correct : C. both milling utter and broaching tool
7. In how many groups, cutting tools can be divided?
Correct : A. 2
8. In how many groups, various metal working processes can be classified?
Correct : A. 2
9. In lathe work, when the tool is fed parallel to the rotation of job work, it will produce
Correct : A. Cylindrical surface
10. The following type of Lathe is operated through Cams and Cam plate.
Correct : C. Screw cutting Lathe (Automatic)
11. The following part of Lathe serves as housing for the driving pulleys and back gears
Correct : A. Head stock
12. In Lathe, the back gears are used for affecting _______ in spindle speeds, thereby
facilitating wider range of speeds
Correct : B. Reduction
13. The following acts as driving shaft in Lathe.
Correct : A. Countershaft
14. A desired speed of _____ can be obtained by selecting the suitable change gears having
proper number of teeth.
Correct : A. Lead screw
15. The Lathe carriage serves the following purpose of the tool
Correct : D. All of the above
16. The following is also known as Tool rest
Correct : C. Compound rest
17. The following is used in Magnetic chucks
Correct : C. Both ‘A’ and ‘B’
18. The following is used for holding bored parts for machining their outside surfaces on
Lathe.
Correct : A. Mandrel
19. The following is used to turn very long job between centers on a lathe.
Correct : A. Steady rest
20. The following is used to support too flexible job very close to the cutting edge.
Correct : B. Follower rest
21. Which of the following attachments can be used on Centre lathe?
Correct : D. All of the above
22. For correct setting for turning operation in a lathe machine, the tool nose should touch the workpiece _____ horizontal line which is parallel to and at the same level as the axis of correctly centred workpiece.
Correct : A. Exactly on a
23. The following is taper turning method on lathe
Correct : D. All of the above
24. External threads can be produced by means of
Correct : D. All of the above
25. The axial advancement in one rotation of the screwed part is known as ____ of the threads.
Correct : B. Lead
26. To cut a screw of 3mm pitch on Lathe machine having same speeds of spindle and lead screw, the tool should move, parallel to the axis of the work, a distance of ____ for every revolution of the spindle.
Correct : B. 3 mm
27. In cutting Right hand threads, the spindle and lead screw rotates in the
Correct : A. Same direction
28. In lathe, form tools are used to produce
Correct : C. The surfaces which are neither cylindrical nor tapered
29. Which of the following operation, we can’t perform on drilling machine?
Correct : D. none of the mentioned
30. Tapping attachment is included in_______ method of tool holding devices.
Correct : D. none of the mentioned
31. Floating holder is included in______ method of tool holding devices.
Correct : B. by special attachments
32. Which of the following method is not used for holding tool?
Correct : D. none of the mentioned
33. We can’t perform grinding operation in a drilling machine.
Correct : B. false
34. Which of the following device is not used for holding the work in a drilling machine?
Correct : D. none of the mentioned
35. In drilling operation, work should be held by hand.
Correct : B. false
36. The drilling machine is the second most important machine tool in a workshop.
Correct : A. true
37. The drilling machine was primarily designed to originate a _____
Correct : D. none of the mentioned
38. For drilling operation, the drill rotates with_____ pressure if job is held on earth.
Correct : B. downward
39. What does the boring mean?
Correct : A. a process of making a hole in an object
40. Which operation can correct hole location, size or alignment of the hole which is already drilled in workpiece?
Correct : A. Boring
41. Which drilling machine is used to perform drilling operation on the workpieces which are too heavy and also maybe too large to mount on worktable?
Correct : C. Radial drilling machine
42. The effect of setting a boring tool above center height leads to
Correct : A. Increase in the effective rake angle and a decrease in the effective clearance angle
43. In which of the following machine, the work rotates and the tool is stationary?
Correct : A. Vertical boring machine
44. The process of chamfering the entrance of a drilled hole is known as_____
Correct : B. counter-sinking
45. On drilling machine, which process is known as reaming?
Correct : C. Smoothly finishing and accurately sizing a drilled hole
46. During milling, the cutter usually moves
Correct : A. Perpendicular to its axis
47. The speed at which the piece advances through the cutter is called
Correct : B. Feed rate
48. In _____, the cutting action occurs primarily at the end corners of the milling cutter.
Correct : A. Face milling
49. Peripheral milling is well suited to the cutting of
Correct : D. All of the above
50. A milling cutter may have surfaces made of
Correct : A. High speed steel
51. The use of coatings on milling cutters will increase the ____ of the tool.
Correct : D. Melting point
52. Following coating(s) is (are) for milling cutters
Correct : B. Titanium Carbonitride (TiCN)
53. Gang milling refers to the use of two or more milling cutters mounted on the ____ arbor in a
____ milling set up.
Correct : A. Same, vertical
54. Following is (are) the type(s) of vertical mill
Correct : D. None of the above
55. A turret mill has a ____ spindle and the table is moved ____ to the spindle axis to accomplish
cutting.
Correct : C. Stationary, both perpendicular and parallel
56. In the bed mill, the table moves ____ to the spindle’s axis
Correct : B. Only perpendicular
57. Following milling machine is used to cut gears
Correct : A. Horizontal milling machine
58. Following type of gear(s) can be cut on milling machine
Correct : D. All of the above
59. Jig borer are
Correct : D. All of the above
60. Most CNC milling machines are
Correct : D. All of the above
61. Pocket milling is extensively used in
Correct : C. Both (A) and (B)
62. In end mill cutter, flutes of the milling bit are
Correct : A. Deep helical grooves running up the cutter
63. In end mill cutter, chips are pulled up the
Correct : A. Flute
64. End mills have cutting teeth
Correct : C. Both (A) and (B)
65. Reciprocation of the cutting tool in shaping machines is accomplished by.
Correct : A. Rack pinion mechanism
66. Internal keyway in gears can be cut in
Correct : C. Slotting machine
67. The job reciprocates in
Correct : D. All of the above
68. The T-slots in the table of planning machines are cut in.
Correct : D. None of these
69. Flat surface can be produced in
Correct : D. All of the above
70. Large number of cutting tools can be simultaneously used in.
Correct : D. None of these
71. Heavy cuts can be given during machining in
Correct : C. Slotting machine
72. Slotting machines are used to cut internal gear teeth for
Correct : C. Mass production
73. The work-table can rotate in
Correct : C. Slotting machine
74. Length of the stroke can be varied in
Correct : D. All of these
75. What is broaching?
Correct : D. A machining process for removal of a layer of material of desired width and depth
76. What is the main advantage of broaching over shaping process?
Correct : D. Removal of the whole material in one stroke
77. For which of the following operations, broaching can be used?
Correct : C. Spline cutting
78. Why push type broaches are made shorter in length?
Correct : D. To avoid buckling
79. Why chip breakers are provided on the broach?
Correct : D. To break up the wide curling chips
80. Why neck section provided in the pull type broaches are made shorter in diameter?
Correct : C. To allow failure in case of overloading
81. In broaching, generally the broach remains fixed and the workpiece travels providing cutting velocity.
Correct : B. False
82. How many types of broaches are there?
Correct : D. 9
83. Which of the following broaches are re-sharpened by grinding at rake faces?
Correct : A. Form relieved type
84. Which of the following type of broaches are sharpened or re-sharpened by grinding at the
flank surfaces?
Correct : A. Profile sharpened type
85. Following is an abrasive cutting
Correct : B. Grinding
86. Grinding is best suited to the machining of
Correct : B. Very hard material
87. Following process (es) is (are) subset(s) of grinding
Correct : D. All of the above
88. The work holding device in surface grinding is known as
Correct : A. Chuck
89. Grinding is commonly used on
Correct : D. Cast Iron
90. Which of the following material(s) tend to clog the cutting wheel
Correct : D. All of the above
91. Following is (are) the type of cylindrical grinding
Correct : D. All of the above
92. In cylindrical grinder, how many centers hold the workpiece?
Correct : B. Two
93. Most cylindrical grinding machines include a ___ to allow the forming of tapered piece.
Correct : B. Swivel
94. In cylindrical grinding, the abrasive wheel and the workpiece are
Correct : A. Rotated by separate motors and at different speeds.
95. In which of the grinding methods, rate of material removal is high?
Correct : C. Creep feed grinding
96. In which of the following grinding methods, grinding wheel never need dressing
Correct : A. High efficiency deep grinding
97. In centerless grinding, workpiece is supported by
Correct : C. Work rest
98. Following is a type of centerless grinding
Correct : D. All of the above
99. In electrochemical grinding, grinding wheel is
Correct : B. Negatively charged
100. In electrochemical grinding, the pieces from the workpiece
Correct : A. Are dissolved into the conductive fluid