ITI Tool and Die Maker Questions and Answers

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ITI Tool and Die Maker Questions and Answers

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Tool and Die Maker Model Questions and Answers

1. Steel rules are made up of:
(A) Spring steel
(B) Mild steel
(C) Cast iron
(D) High carbon steel

2. These calipers are also known as Hermaphrodite calipers.
(A) Jenny caliper
(B) Firm joint calipers
(C) Spring calipers
(D) None of the above

3. The angle of prick punch is:
(A) 60 degree
(B) 45 degree
(C) 30 degree
(D) 53 degree

4. The saw used for manual sawing is known as:
(A) Band saw
(B) Hack saw
(C) Circular saw
(D) Jig saw

5. The method of setting saw teeth in which one tooth remains straight, the next bent to the right, the next bent to the left is known as:
(A) Wavy set
(B) Regular alternate set
(C) Racket set
(D) Straight set

6. The function of the gullets provided on saw blade is:
(A) To act as a bearing surface
(B) To remove the chips from the cut
(C) For providing cutting clearance
(D) For perfect cooling action

7. The size of bench vice is specified by:
(A) Weight of vice
(B) Length of spindle
(C) Width of jaws
(D) Length of handle

8. The narrow and thin part of a file which fits into the handle is:
(A) Shoulder
(B) Heel
(C) Tip
(D) Tans

9. In single cut file the teeth are at an angle of _________ degree to the centre line.
(A) 70
(B) 40
(C) 57
(D) 60

10. These files are available only in half round shapes.
(A) Rasp cut file
(B) Single cut file
(C) Double cut file
(D) Curved cut file

11. __________ is the cutting edge of n drill hit which penetrate into metal while drilling.
(B) Shank
(C) Tang
(D) None of these

12. Drift is used for:
(A) To fit the drill into the chuck
(B) Checking squareness and flatness
(C) To remove the drill from the sleeve
(D) For holding the work while reaming

13. ____________ drill is used for producing holes in softer materials like wood and plastics.
(A) Straight fluted drill
(B) Core drill
(C) Twist drill
(D) Flat drill

14. ________ Tap is used to size the thread.
(A) First tap
(B) Second tap
(C) Finishing tap
(D) Bottoming tap

15. The hammer’s head is made up of:
(A) Cast iron
(B) Plain carbon steel
(C) Zinc passivated mild steel
(D) Drop forged carbon steel

16. The point angle of a general purpose standard drill is:
(A) 118 degree
(B) 90 degree
(C) 119 degree
(D) 145 degree

17. Vernier calipers is used to measure an accuracy of:
(A) 0.02 mm
(B) 0.05 mm
(C) 0.3 mm
(D) 1.0 mm

18. For all ranges of micrometers the graduations marked on the barrel is:
(A) (0-25) mm
(B) (0-100) mm
(C) (0-50) mm
(D) (0-20) mm

19. __________ Iron is almost pure iron.
(A) Cast iron
(B) Malleable iron
(C) Pig iron
(D) Wrought iron

20. Metals which have little or no iron are called:
(A) Non – corrossive metals
(B) Alloys
(C) Non metals
(D) Non – ferrous metals

Questions for ITI Jobs

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Fitter Computer Hardware
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Plumber Electroplater

21. Toughness is the property of a metal:
(A) Ability to withstand shock
(B) Ability to withstand scratching
(C) Ability to resist the effect of compression
(D) By virtue of which it melts when heated

22. When metal can be drawn out in tension without rupture it is said to be:
(A) Brittle
(B) Strung
(C) Fusible
(D) Ductile

23. The relationship existing between the mating surfaces of the parts because of difference in dimension is called:
(A) Limit
(B) Tolerance
(C) Fit
(D) Clearance

24. Negative clearance is called:
(A) Inter changeability
(B) Fundamental deviation
(C) Interference
(D) Allowance

25. For drilling abrasive materials ___________ drills are used.
(A) High speed drills
(B) Carbon steel drills
(C) Tungsten carbide drills
(D) None of the above

26. Most commonly used drills in metric series ranges from:
(A) (1 mm – 12 mm)
(B) (3 mm – 20 mm)
(C) (0.35 mm – 25 mm)
(D) (1 mm – 24 min)

27. The operation of producing large hole by specially designed tool is known as:
(A) Spot facing
(B) Counter boring
(C) Trepanning
(D) Roaming

28. Peripheral speed of a drill surface which is in contact with the work is:
(A) Feed
(B) Velocity
(C) Cutting speed
(D) Relative motion

29. Bessemer process is used for producing:
(A) Cast iron
(B) Aluminium
(C) Steel
(D) Pig iron

30. Basically steel is an alloy of:
(A) Nickel and Chromium
(B) Iron and Carbon
(C) Iron and Cobalt
(D) Cast iron and Nickel

31. High carbon steel containing more than 0.9% carbon are known as:
(A) Mild steel
(B) Tool steel
(C) Dead mild steel
(D) Structural steel

32. In a lathe if the tool moves perpendicular to the axis of rotation of the work to produce a flat surface it is known as:
(A) Taper turning
(B) Plain turning
(C) Boring
(D) Facing

33. The best material for a lathe bed is:
(A) Tool steel
(B) Wrought iron
(C) Plain carbon steel
(D) Alloy cast iron

34. The part of a lathe which converts the rotary motion of the lead screw into linear motion of the carriage is:
(A) Head stock
(B) Feed rod
(C) Chuck
(D) Apron

35. The accessory used in a lathe to prevent the deflection of work piece under the action of cutting tool is:
(A) Rest
(B) Collect chuck
(C) Tail stock
(D) Bar feeding mechanism

36. The function of a mandrel in a lathe is:
(A) For holding irregular work
(B) Taper turning
(C) Holding hollow Work
(D) For holding special tool

37. The process of indentation of various forms on a cylindrical work surface is:
(A) Shoulder turning
(B) Parting off
(C) Knurling
(D) Milling

38. The tail stock set over to turn a taper of 10 mm per 250 mm for u work piece having 250 mm length is:
(A) 3 mm
(B) 5 mm
(C) 10 mm
(D) 2.5 mm

39. The gear ratio for cutting threads of 2.5 mm pitch on a lathe with a lead screw of 6 mm pitch is:
(A) 60/20
(B) 25/60
(C) 2.5/60
(D) 60/2.5

40. Crank and slotted link mechanism is provided with:
(A) Milling machine
(B) Lathe
(C) Shaper
(D) Planer

41. The process of dividing the periphery of work piece into any number of equal divisions by using dividing head is known as:
(A) Straddle milling
(B) Slab milling
(C) Indexing
(D) Profile milling

42. The chip space between the back of one tooth and the face of the next tooth of a milling cutter is:
(A) Land
(B) Face
(C) Fillet
(D) Gash

43. The term _________ applied to a grinding wheel refers to the tenacity or hardness with which the bond holds the abrasive grains in place.
(A) Grit
(B) Grade
(C) Structure
(D) Mush number

44. For flat position welding the recommended flux coating is:
(A) Cellulose
(B) Rutile
(C) Iron oxide
(D) Basic comings

45. For tool grinding the recommended grit number for the grinding wheel is:
(A) (12 – 30)
(B) (30 — 80)
(C) (1-1 — 80)
(D) (20 — 56)

46. The technique of machining utilizing the thermo-electric source of energy is adopted in:

47. In a gear moth the radial distance from the pitch circle w the outside diameter is known as:
(A) Adendum
(B) Adendum circle
(C) Tooth thickness
(D) Clearance

48. Fixture is a:
(A) Work holding device
(B) Tool holding device
(C) Locating device
(D) Work holding and tool guiding device

49. 3-2-1 principle is applied for:
(A) Positioning the fixture
(B) Locating the component
(C) Clamping the component
(D) Selection of grinding wheels

50. Box jig containing bushing on two or more sides is called:
(A) Latch jig
(B) Channel jig
(C) Indexing jig
(D) Tumble Jig

51. The die in which the cutting operation is combined with forming operation is:
(A) Progressive die
(B) Blanking die
(C) Compound die
(D) Combination die

52. The operation in which the punch is made to size and the clearance is provided on the die is
(A) Blanking
(B) Lancing
(C) Piercing
(D) Embossing

53. The cutting operation in which hole is partly cut and bending down the cut portion is:
(A) Cuttingoff
(B) Lancing
(C) Parting
(D) Notching

54. The chemical process of remelting in the formation of a new compound whose molecular weight is a multiple of that of the original substance is known as:
(A) Nuclear fission
(B) Polymcrisalion
(C) Nuclear fusion
(D) Carburising

55. Choose the thermosetting plastic from the following:
(A) Polystrene
(B) Urea formal dehyde
(C) Synthetic rubber
(D) Vinyl acrylic

56. The basic method of moulding thermo plastics is:
(A) Compression moulding
(B) Transfer moulding
(C) injection moulding
(D) Sand moulding

57. The female portion of the mould which given the moulding its external shape is
(A) Core
(B) Runner
(C) Cavity
(D) Sprue

58. The part of the mould through which the molten material is injected into the impression is:
(A) Register ring
(B) Core
(C) Sprue hush
(D) Core plate

59. When a core is machined from a block of steel or cast in one piece. it is termed as:
(A) Insert core
(B) Bolster core
(C) Integer core
(D) Direct core

60. For the ejection of thin» walled box – type mouldings ________ ejector pins are used:
(A) Stepped ejector pin
(B) D-shaped ejector pin
(C) Z-shaped ejector pin
(D) None of the above

61. For ejection of circular bosses on a moulding the ideal ejection method is:
(A) Pin ejection
(B) Sleeve ejection
(C) Bar ejection
(D) Air ejection

62. The principle of withdrawing the sprue puller through a plate, in order to eject the feed system is incorporated in:
(A) Z-Type
(B) M-type
(C) Mushroom headed
(D) Reverse taper cold slug well type

63. The type of gate used for large thin – walled components to assist in the production of warpage free products:
(A) Ring gate
(B) Pin gate
(C) Film gate
(D) Diaphram gate

64. The moulding method used to produce hollow objects like bottles in thermo plastics is:
(A) Slush moulding
(B) Transfer moulding
(C) Flow moulding
(D) Investment casting

65. The system in which any number can be expressed based upon powers of 2 is:
(A) Denary system
(B) Secondary
(C) Binary
(D) Decimal

66. ‘The intensity of pressure at any point in a fluid at rest is the same in all directions”. This statement is known as:
(A) Newton’s law
(B) Charles law
(C) Bernouli’s law
(D) Pascal’s law

67. Poppet valve is a:
(A) Direction control valve
(B) Flow control valve
(C) A valve used in toys
(D) Pressure control valve

68. ______________ valves are basically electromagnets.
(A) Globe valves
(B) Rotary valves
(C) Sluice valves
(D) Solenoid valves

69. The study of the behavior and application of compressed air is known as:
(A) Dynamics
(B) Aerodynamics
(C) Hydraulics
(D) Pneumatics

70. The system in which the command signal is constantly compared with the feed back position Signal is:
(A) Open loop system
(B) Indirect control system
(C) Transmission system
(D) Closed loop system

71. In programming the code m 06 represents:
(A) Start spindle rotation
(B) To indicate end of tape
(C) Rewind stop cod
(D) Command to execute the change of tool

72. The science which deals with the behavior of liquids at rest is:
(A) Hydro kinetics
(B) Hydrodynamics
(C) Hydro kinematics
(D) Hydrostatics

73. Choose the spark erosion technique from the following:

74. Choose the duplicating device from the following:
(A) Pantograph
(B) Jig saw
(C) Hydraulic intensifier
(D) Indexing head

75. In a power press the connecting rod to transmit motion from the main drive to slide is known as:
(A) Pitman
(B) Stripper
(C) Punch
(D) Guide post

76. __________ is used in progressive die to bring the stock strip into the correct position for the succeeding operation.
(A) Pilot
(B) Knockout
(C) Crank
(D) Guidepost

77. Annealing in done:
(A) For relieving stress
(B) To harden the surface
(C) For surface smoothness
(D) For improving microstructure for good surface finish

78. Slip bushes are used in:
(A) Drill jig
(B) Grinding fixture
(C) Milling fixture
(D) Welding fixture

79. The space between the punch and die opening is:
(A) Clearance
(B) Deviation
(C) Allowance
(D) Interferance

80. The phenomenon of spring back is associated with:
(A) Bonding
(B) Taper turning
(C) Milling
(D) Trimming