Elements 19

1. Which of the following welding methods that uses a pool of molten metal ?
A. TIG arc Welding
B. Submerged arc welding
C. MIG arc welding
D. Carbon arc welding

2. A welding which consists of short lengths (2 - 3 in. long ) of welds with space between as 6 inches on centers.
A. Intermittent weld
B. Spot Weld
C. MIG Weld
D. TIG Weld

3. A welding operation that use hot flame and metal rod.
A. gas welding
B. arc welding
C. resistance welding
D. automatic welding

4. The arc is covered with a welding composition, and bare electrode wire is fed automatically.
A. resistance welding
B. induction welding
C. submerged welding
D. spot welding

5. This is known as the process of cutting a flat sheet to the desired shape .
A. Slotting
В. Stamping
C. Slitting
D. blanking

6. It is the process used to form shallow, round, raised recessed troughs of uniform width in a straight curved or circular form.
A. Hemming
B. Beading
C. Embossing
D. Buldging

7. The process of removing excess metal from the edge of a strip to make it suitable for drawing without wrinkling or to obtain final complicated shape which was not directly possible by blanking.

A. Lancing
B. Slugging
C. Notching
D. Trimming

8. Which of the following is the processes of removing coarse scratches or tool marks?
A. Polishing
B. Buffing
C. Honing
D. Lapping

9. It is a large lathe used for turning and boring cannons.
A. Gun Lathe
B. Engine Lathe
C. Cannon Lathe
D. Turret Lathe

10. What device on a lathe machine used for carrying the revolving spindle?
A. Head Stock
B. Header
C. Head Suction
D. None of these

11. Past ME Board Question
Cutting lubricant used in drilling reaming, and tapping for brass and bronze.
A. Dry
B. Soda water
C. Soluble oil
D. Turpentine

12. Past ME Board Question
Mirror finish has surfaces fitness of —- rms

A. 1
B. 1 to 3
C. 2 to 5
D. 2 to 8

13. Past ME Board Question
An engineer's hammer is made of —-

A. cast iron
B. forged carbon steel
C. high speed steel
D. mild steel

14. Past ME Board Question
A scriber is made of —

A. carbon
B. cold-rolled steel
C. hot-rolled steel
D. tool steel

15. Past ME Board Question
Knurling is done to
A. polish material
B. roughen material
C. sharpen the material
D. smooth material

16. Past ME Board Question
An operation to make smaller hole in exact center for lathe center.

A. Broaching

B. Center drilling

C. Counter boring

D. Reaming

17. Past ME Board Question
It is a process of cleaning the face of grinding wheel by means of a dresser for removing the glazing and loading of wheel and to improve the cutting action of a wheel.
A. Dressing
B. Lapping
C. Polishing
D. Truing

18. Past ME Board Question
A —— consists of a slide and a swivel vise
mounted on the compound rest in place of the tool post.

A. grinding attachment
B. milling attachment
C. reaming attachment
D. relieving attachment

19. Past ME Board Question
Name of mechanism which a welding operator holds during gas welding and at the end of which the gases are burred to perform the various gas welding operation.
A. Hose
B. Gage
C. Switch
D. Torch

20. Past ME Board Question
A hand tool used to measure engine crank web deflection.
А. Compound gage
B. Dial gage
C. Distortion gage
D. Feeler gage

21. Past ME Board Question
It is used for cutting long pieces of metals.
A. Broaching machine
В. Planer
C. Power saw
D. Shaper

22. Past ME Board Question
It is used to true and align machine tools, fixtures and works.
A. Dial gage
B. Dial indicator
C. Feeler gage
D. Radial indicator

23. Past ME Board Question
In cranes and other hoisting equipment operating rules, how many whistle signals are required to lower the boom.
A. five short blasts
B. two short blasts
C. three short blasts
D. four short blasts

24. Past ME Board Question
Trimming is a process associated with
A. electroplating
B. forging
C. machining of metals
D. press work

25. Past ME Board Question
Foundry crucible is made of
A. german silver
B. graphite
C. lead
D. mild steel

26. Past ME Board Question
A twist drill is specified by —
A. its diameter and lip angle
B. it shank and diameter
C. shank, material and diameter
D. shank, material and flute size

27. Past ME Board Question
From which a moving mandrel is used?

A. Wire drawing

B. Tube drawing

C. Metal cutting

D. Bending

28. What is a process of forming continuous shapes by forcing a molten polymer through a metal die?
A. calendering
B. thermoforming
C. lithugraphy
D. extrusion

29. Past ME Board Question
Flexible material used to seal pressurized fluids, normally under dynamic conditions.
A. Packings
B. teflon
C. seals
D. safety shield

30. Past ME Board Question
It is used to enable milling machine to take climb milling cuts.
A. helical driving mechanism
B. spindle
C. read out
D. backlash eliminator

31. Past ME Board Question
A type of welding whereby a wire or powder from the nozzle of a spray gun is fused by a gas flame, arc or plasma jet and the molten particles are projected in a form of a spray by means of compressed air or gas.

A. electro-slug building
B. electro-beam welding
C. plasma-arc welding
D. metal spray welding

32. In spot welding, the distance between the nearest edge of the plate and the center of weld should be equal to —
the electrode tip diameter(d).
A. 1.5 times
B. Twice
C. Thrice
D. 5 times

33. Which of the foilowing is the tip of the electrode used in spot welding?
A. Copper
B. Brass
C. Aluminum
D. Stainless Steel

34. Which of the following can be done in vacuum?

A. Electron beam welding

B. Plasma arc welding

C. TIG welding

D. Ultra sonic welding

35. Which type of hardening will work to some extent in all metals?

A. Annealing

B. Austenitizing

C. Martempering

D. Work hardening

36. The material will become progressively stronger, harder, and more brittle until it eventually fails.

A. Hot working

B. Tempering

C. Cold working

D. Normalizing

37. Which of the following statements is false?
Answer:

А.
The amount or percentage of cold work cannot be obtained from information about change in the area of thickness of a metal.

B. The process of applying force to metal at temperature below the temperature of crystallization in order to plastically deform the metal is called cold-working.

C. Annealing eliminates most of the defects caused by the cold-working of a metal.

D. Annealing reduces the hardness of the metal.

38. Past ME Board Question
Select the one that is gear finishing process.
A. Gear hobbing
B. Gear milling
C. Gear shaping
D. Gear shaving

39. Past ME Board Question
Test sometimes referred to as an upsetting test —

A. Bend

B. flaring

C. flange

D. Crush

40. Past ME Board Question
Which of the following is not used to resemble the shape of tool bit ?
A. round nose
B. center cut
C. square nose
D. thread cutting

41. Past ME Board Question
The normal density of work space requirement to use in the design of a work room is —-
cubic feet per
person.
A. 400
B. 388
C. 353
D. 424

42. Past ME Board Question
The five principal parts of the shaper are: the table, tool slide, base, ram and
A. column
B. vise
C. drive motor
D. apron

43. A fine finishing operation, similar to polishing, using a very fine polishing compound.
A. Burnishing
B. Buffing
C. Calorizing
D. Electroplating

44. The most common useful tools to measure diameter in machine shop operation but normally and always used with steel scale for measurement.
A. Caliper
B. Micrometer
C. Protractor
D. Vernier

45. Which of the following types of wood is usually used in making wood pattern in the foundry?
A. dried sap wood
B. hard wood
C. kiln dried wood
D. scrap wood

46. Past ME Board Question
Which of the following is an example of drilling?
A. Abrasive cutting
B. Oblique cutting
C. Orthogonal cutting
D. Simple cutting

47. For mass production of casting it is generally cheaper to use —-
_ pattern for longer life.

A. Aluminum

B. brass

C. metal

D. wooden

48. How do you call the welding process that is used to join the ends of two pipes of uniform cross section?
A. Projection welding
B. Spot welding
C. Upset buttwelding
D. Seam welding

49. Which of the following is a machine which takes large quantities of raw or finished materials and binds them with a rope or metal straps or wires into a large package.
А. bacher
B. bending machine
C. baler
D. automatic screw machine

50. The part of machine that absorbs the energy delivered by a sharp force or blow.
А. spring
B. anvil
C. brakes
D. flywheel

51. Past ME Board Question
Mechanical impact devices that accept material smaller than approximately 4 inches.
A. Agitator ball mills
B. Mechanical impact mills
C. Fine impact mills
D. Ring roller mills

52. Past ME Board Question
The maximum size of the fillet weld that can be made in single pass is
A. 3mm
B. 6 mm
C. 7mm
D. 4mm

53. Past ME Board Question
Which of the following device is used for transmitting energy in CNC machine tools?
A. Recirculating ball screw and nut assembly
B. Shaping screw and nut assembly
C. Pulley and belt
D. Gears

54. What tools) will be used in making wood pattern in the foundry shop?
А. Band saw
B. Drill
C. Hammer
D. Saw and chisel

55. Past ME Board Question
——
is also known as tube mills and are commonly used for wet grinding.
A. Agitator ball mills
B. Ring roller mills
C. Mechanical impact mills
D. Disk mills

56. To check the speed of a motor or other rotary machine, one would use a
A. galvanometer
B. tachometer
C. micrometer
D. geiger counter

57. Past ME Board Question
How are Fullers used?
A. Holding the workpiece.
B. Decreasing the length of the workpiece.
C. Forming necks or grooves on the cross section of a job.
D. Supporting the workpieces.

58. It is the friction of wheel inclination from the vertical position.

A.camber

B. toe-in

C. caster

D. king pin inclination

59. It is the grasping of an outside workpiece in a chunk or a jawed device in a lathe.

A. clucking

B. clamping

C. chucking

D. clamshelling

60. When working on bearings and checking for high spots, it is customary to apply what?

A. White lead

B. Dykem blue

C. Red lead

D. Prussian blue

61. Past ME Board Question
Which of the following is the range of working temperature for soldering process?

A. 350°C to 480°C

B. 60°C to 120° C

C. 220°C to 300°C

D. 180°C to 250°C

62. Past ME Board Question
How is tubing measured?


A. inside diameter

B. outside diameter

C. thickness of wall

D. wire gage

63. Past ME Board Question
What is the process of making bolt heads by forging?
A. Fullering
B. Swagging
c. Drifting
D. Upsetting

64. Past ME Board Question
Weld-metal impact specimen shall be taken across the within
A. 3/4"
B. 1/32"
C. 1/4"
D. 1/16"

65. Cutting lubricants used in drilling, reaming and tapping for hard spots in cast iron.
A. Dry
B. Kerosene
C. Soda water
D. Turpentine

66. It is the surface finish of micrometer in rms.
А. 1
В. 2
C. 3
D. 4

67. Past ME Board Question
What is the most suitable material in a TIG welding process?
A. Aluminum
B. Alloy steels
C. Plain steels
D. Copper

68. What is the ratio between Oxygen and Acetylene gases for neutral flame in gas welding?
A. 2:1
B. 1:2
C. 1:4
D. 1:1

69. Past ME Board Question
Projection welding belongs to what category of welding process?
A. Arc welding
B. Resistance welding
C. Gas welding
D. Forge welding

70. Past ME Board Question
Which of the following Thermit welding procedures, produced high temperature?
A. The combustion of oxygen and acetylene
B. An exothermal chemical reaction
C. An electric arc
D. An electrical reaction

71. How do you call the tool used for lifting the pattern from the mold ?

A. Slick

B. Draw spike

C. Lifter

D. Trowel

72. Which of the following materials requires the maximum shrinkage allowance. while making a pattern for casting?


A. Brass

B. Cast iron

C. Aluminum

D. Plain carbon steel

73. What is the most widely used metal for casting?
A. Cast iron
B. Bronze
C. Magnesium alloy
D. Lead

74. From what category that spot welding, projection welding, and seam welding belong?
A. Thermit welding
B. MIG welding
C. Electric resistance welding
D. Forged welding

75. What is the angle at which the cutting face is inclined to the direction of the cut for orthogonal cutting?
A. 90 deg.
B. less than 90 deg.
C. more than 90 deg but less than 180 deg.
D. between 45 deg and 90 deg.

76. Which of the following is NOT an orthogonal cutting process ?
A. broaching
B. sawing
C. slotting
D. milling

77. How do you call the velocity relative to the work piece ?
A. shear velocity
B. cutting velocity
C. feed rate
D. chip velocity

78. Feed gear box for a screw cutting lathe is design on the basis of which of the following?
A. Harmonic progression
B. Arithmetic progression
C. Geometric progression
D. Gear velocity ratio

79. In which of the following furnaces most of the nonferous alloys are melted ?

A. Blast furnace

B. Reverberatory furnace

C. Induction furnace

D. Crucible furnace

80. In calculating the total power consumption in machinery, which of the following primary tool force will be used?


A. radial force

B. tangential force

C. frictional force

D. axial fórce

81. Which of the following is NOT part of shaper?

A. Ram

B. Table

C. Clapper box

D. Knee

82. Tool life is mainly affected by which of the following?
A. Coolant
B. Feed
C. Depth of cut
D. Cutting speed

83. In mechanical shaper, how do you increase the length of the stroke ?
A. By increasing the center distance of bull gear and crank pin
B. By decreasing the center distance of bull gear and crank pin
C. By decreasing the length of the slot in the slotted lever
D. by increasing the length of the arm

84. Dense structure for grinding wheel is used for
A. heavy cut
B. hard material
C. tough materials
D. finish cut

85. In arc welding, the arc length should be
A. 2.5 times the rod diameter
B. 3.5 times the rod diameter
C. 1.5 times the rod diameter
D. equal to the rod diameter

86. Which of the following is used for the blade of a power saw ?
A. High speed steel
B. Stainless steel
C. High carbon chromium steel
D. Boron steel

87. Which of the following are the most suitable materials for die casting?
A. Lead and its alloys
B. Zinc and its alloys'
C. Cast iron and its alloys
D. Aluminum and its alloys

88. How do you call the process of improving cutting action of grinding wheel?
A. boring operation
B. truing operation
C. dressing operation
D. facing operation

89. How do you call simultaneous milling operation of both sides of a workpiece ?
A. Climb milling
B. Straddle milling
C. Gang milling
D. Angular milling

90. The seamless tubes in mass production are manufactured by
A. Drawing
B. Extrusion
C. Spinning
D. Molding

91. The cutter on a milling machine is mounted on

A. an arbor

B. the spindle

C. a tool holder

D. a chuck

92. Which of the following materials is used as the binding material for grinding wheels?
A. silicon carbide
B. boron carbide
C. tungsten carbide
D. sodium silicate

93. What is the standard point angle of a drill ?
A. 118 deg.
B. 59 deg.
C. 90 deg.
D. 30 deg.

94. What is the other name for cutting edges of a standard twist drill?
A. flutes
B. lips
C. ribs
D. flanks

95. The feed of a job on a shaper is provided by the movement of
A. ram
B. apron
C. table
D. tool

96. The size of the planer is specified by which of the following?
A. length of the stroke
B. feed rate
C. size of the table and heigh of the cross rail
D. depth of cut

97. Which of the following device is not used for holding the work on a capstan or turret lathe?

A. four-jaw chucks

B. collets

C. arbors

D. self-centering chucks

98. Grinding wheel is flooded with coolant so that
A.. the job is clean
B. the chips are remove
C. wheel is clean
D. heat is remove

99. What instrument or device is used to measure the cutting forces in machining operation ?
Answer:

A. Tachometer

B. Tensiometer

C. Dynamometer

D. Odometer

100. What type of chip is produced when machining ductile material ?
Answer:

A. continuous

B. discontinuous

C. powered chip

D. continuous with built-up edge