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MAN PRO > Quiz 1 > Flashcards

Quiz 1 Flashcards

1
Q

_____ material properties are more important to select manufacturing processes.
A) Thermal B) Mechanical C) Optical D) Electrical

A

Mechanical

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2
Q

Stress-strain diagram of material provide an understanding of —— properties.
A) Mechanical B) Thermal C) Optical D) Electrical

A

Mechanical

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3
Q

Specimen breaks suddenly without any necking, the material is _________

A) Ductile B) Tough C) Brittle D) All

A

Brittle

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4
Q

_______ property of material helps to be beaten to thin sheets and foils.

A) Ductility B) Brittleness C) Malleability D) Stiffness

A

Malleability

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5
Q

Opposing property of material to brittleness is ——

A) Stiffness B) Ductility C) Malleability D) Resilience

A

Ductility

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6
Q

The modulus of elasticity is high, the material is called having —–

A) Stiff B) Ductile C) Tough D) Resilience

A

Stiff

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7
Q

The property which enables a material to withstand both elastic and plastic strains is ——

A) Brittleness B) Toughness C) Ductility D) Stiffness

A

Toughness

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8
Q

If a component is subjected to alternate stresses, the failure is due to __________

A) Brittle fracture B) Ductile fracture C) Creep D) Fatigue

A

Fatigue

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9
Q

The practical carbon % in Steel is —–

A) 1 to 2% B) 0 to 1% C) 0 to 1.3% D) 0.5 to 1%

A

0 to 1.3%

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10
Q

Carbon % in Mild steel

A) 0.15 to 0.3% B) 0.3 to 0.7% C) > 0.7% D) 05 to 1%11.

A

0.15 to 0.3%

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11
Q

The steel used extensively for structural work is ____

A) Medium Carbon Steel B) Mild Steel C) Alloy Steel D) High Carbon Steel

A

Mild Steel

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12
Q

Steel for making hand tools like hammers is

A) Mild Steel B) Alloy Steel C) High Carbon Steel D) Medium Carbon Steel

A

High Carbon Steel

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13
Q

Machine beds are made by

A) Mild Steel B) White CI C) Grey CI D) Alloy CI

A

Grey Cl

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14
Q

Dairy equipment is made from

A) Copper B) Brass C) Stainless Steel D) Aluminum

A

Stainless Steel

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15
Q

Malleable Cast Iron is produced from

A) Grey CI B) Alloy CI C) Nodular CI D) White CI

A

White Cl

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16
Q

The heat treatment process to relieve internal stresses

A) Annealing B) Normalizing C) Tempering D) Both A & B

A

Both A & B

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17
Q

The material extensively used in electrical industry

A) Aluminum B) Steel C) Cast Iron D) Copper

A

Copper

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18
Q

Material used for making Thermo-couples

A) Aluminum B) Copper C) Brass D) Cupro - Nickel

A

Cupro-Nickel

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19
Q

Beverage cans are made from

A) Aluminum B) Copper C) Brass D) Lead

A

Aluminum

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20
Q

Torch light batteries are made from

A) Copper B) Lead C) Zinc D) Aluminum

A

Zinc

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21
Q

Ceramic parts are made by ——- process

A) Casting B) Forming C) Powder Metallurgy D) All

A

Powder Metallurgy

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22
Q

——- are called electronic materials

A) Composite materials B) Ceramics C) Semiconductor D) Polymers

A

Semiconductor

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23
Q

Tennis rockets are made from

A) Steel B) Aluminum C) Polymers D) Composite Materials

A

Composite Materials

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24
Q

Primary manufacturing processes are

A) Casting B) Forming C) Welding D) Both A & B

A

Both A & B

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25
Q

The manufacturing process which uses molten metal to produce
parts.

A) Casting B) Forming C) Welding D) Machining

A

Casting

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26
Q

Forging process is —– process
A) Casting B) Forming C) Welding D) Machining

A

Forming

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27
Q

Semi-permanent joining of metal is by
A) Welding B) Riveting C) Bolts & Nuts D) Screws

A

Riveting

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28
Q

When high quality components are required, the dependable
process is
A) Casting B) Welding C) Machining D) Forming

A

Machining

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29
Q

Machining required —— tools
A) Cutting tool B) Machine tool C) Holding tool D) All

A

All

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30
Q

Selection of manufacturing processes is affected by
A) Material B) Product Complexity C) Product Design D) All

A

All

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31
Q

—— hand tool is used for striking the sand mass in the flask to
pack it uniformly around the pattern.
A) Vent wire B) Rammer C) Riddle D) Trowel

A

Rammer

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32
Q

To create hollow castings —– is to be mounted in the mould
cavity.
A) Runner B) Riser C) Core D) Chaplet

A

Core

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33
Q

To support the core in the mould cavity —- is used.
A) Chaplet B) Riser C) Core print D) Both A & C

A

Both A & C

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34
Q

The metallic elements kept in mould, to provide uniform cooling at
different cross sections of casting, during solidification.
A) Riser B) Chaplet C) Chill D) Core

A

Chill

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35
Q

——– is provided to compensate liquid shrinkage of castings
A) Riser B) Chaplet C) Chill D) Core

A

Riser

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36
Q

The lower flask of the mould is called
A) Cope B) Drag C) Cheek D) None

A

Drag

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37
Q

Horizontal passage way in the gating system is called
A) Sprue B) Ingate C) Runner D) Riser

A

Runner

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38
Q

Vertical passage way in the gating system is called
A) Sprue B) Runner C) Riser D) Gate

A

Sprue

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39
Q

Common defect in green sand moulds is
A) Cold shut B) Blow hole C) Penetration D) Rat tail

A

Blow hole

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40
Q

To produce large axy-symmetrical cavities — pattern is used
A) Split pattern B) Match plate pattern C) Sweep pattern D) Loose
piece pattern

A

Sweep pattern

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41
Q

Pattern shape and size differs from casting because of —
A) Core Prints B) Elimination of fine details C) Pattern allowances
D)All

A

All

42
Q

The pattern allowance provided for easy removal of pattern from
moulding sand without much disturbance
A) Shrinkage B) Draft C) Machining D) Distortion

A

Draft

43
Q

The property of moulding sand allow it to withstand high
temperatures is
A) Green strength B) Permeability C) Refractoriness D) Collapsibility

A

Refractoriness

44
Q

Optimum filling time of mould cavity depends on
A) Casting material B) Size of casting C) Section thickness D) All

A

All

45
Q

Providing runner extension if for —
A) Slag trapping B) Avoid turbulence C) Avoid aspiration D) All

A

Slag trapping

46
Q

Best geometrical shape suitable for riser is —-
A) Spherical B) Cylindrical C) Cuboid D) All

A

Spherical

47
Q

Cast Iron melting is done in —- furnace
A) Blast furnace B) Cupola C) Crucible D) Electric Arc furnace

A

Cupola

48
Q

Total process of cleaning of casting is called
A) Blasting B) Barreling C) Chipping D Fettling

A

Fettling

49
Q

“Whirl gate” is introduced in moulding to —–
A) gas emission B) care of shrinkage C) Slag trap D) metal flow

A

Slag trap

50
Q

Crucible furnace is used to melt —— metals
A) Brass B) Steel C) Cast Iron D) All

A

Brass

51
Q

The furnace used to melt large quantities of Steel & Iron
A) Crucible B) Electric C) Cupola D) Blast Furnace

A

Blast Furnace

52
Q

Sand blasting is used for —— in casting process.
A) Avoid defects B) Cleaning C) packing sand D) Testing

A

Cleaning

53
Q

When used large grain size of sand, the possible casting defect is
A) Swells B) Fusion C) Penetration D) Run out

A

Penetration

54
Q

The inspection which provides the exact size and location of
defect in casting is —-
A) X – ray B) Dye penetration C) Magnetic particle D) Ultrasonic

A

Ultrasonic

55
Q

Uniform mould hardness is possible in —— type of machine
moulding.
A) Jolting B) Squeezing C) Sand slinger D) Jolt & Squeezing

A

Sand slinger

56
Q

Special casting process that uses sand to make mould is –
A) Shell moulding B) Die casting C) Slush casting D) All

A

Shell moulding

57
Q

Hot metallic pattern is used in —– special casting process
A) Die casting B) Slush casting C) Plaster mould D) Shell mould

A

Shell mould

58
Q

Cylinder heads and connecting rods can be produced in —-
special casting
A) Die casting B) Slish casting C) Shell mould D) Plaster mould

A

Shell mould

59
Q

Pattern material in investment casting —
A) Wood B) Plastic C) Wax D) Cast Iron

A

Wax

60
Q

Complex shapes with close dimensions can be obtained in —–
A) Investment casting B) Die casting C) Slush D) Plaster mould

A

Investment casting

61
Q

The die casting in which molten metal fills the cavity by gravity is
A) Permanent Die B) Hot chamber Die C) Cold chamber Die D) All

A

Permanent Die

61
Q

Investment casting finds application in —– industries
A) Military B) Aerospace C) Medical D) All

A

All

62
Q

Automobile engine pistons are widely produced by —
A) Shell mould B) Slush casting C) Permanent Die D) Plaster mould

A

Permanent Die

63
Q

Injection moulding is —- type of casting
A) Pressure Die B) Slush C) Shell mould D) Centrifugal

A

Pressure Die

64
Q

The casting process that produces hollow castings without core –
A) Shell mould B) Centrifugal C) Investment D) Die casting

A

Centrifugal

65
Q

All types of materials can be processed by —- casting
A) Die casting B) Centrifugal C) Sand casting D) Investment

A

Sand casting

66
Q

Hot chamber Die casting is used for —– material.
A) Steel B) Aluminum C) Zinc D) All

A

Zinc

67
Q

True Centrifugal casting is used to produce —–
A) All shapes B) Hollow cylinder C) Complex shapes D) All

A

Hollow cylinder

67
Q

Most of the automobile parts are produced by —- casting
A) Sand B) Investment C) Slush D) Pressure Die

A

Pressure Die

68
Q

The casting process in which mould is rotated is —
A) Die casting B) Slush casting C) Centrifugal D) Plaster mould

A

Centrifugal

69
Q

High density and high mechanical properties are possible in —-
A) Die casting B) Centrifugal C) Shell mould D) Investment

A

Centrifugal

70
Q

Pulley and gear blanks are widely produced by —- casting
A) Semi centrifugal B) True Centrifugal C) Centrifuging D) All

A

Semi-centrifugal

70
Q

Decorative hollow products are produced by —- casting
A) Slush B) Shell mould C) Die casting D) Centrifugal

A

Slush

71
Q

The mould material in Plaster mould casting —
A) Sand B) Wax C) Plaster of Paris D) Tool steel

A

Plaster of Paris

71
Q

The casting process in which molten metal in the mould is allowed
to solidify for a thickness and remaining metal is drained off —
A) Shell mould B) Die casting C) Slush casting D) Centrifugal

A

Slush casting

71
Q

The casting process in which total material poured is converted
into casting —-
A) True centrifugal B)Centrifuging C) Semi Centrifugal D) All

A

True centrifugal

72
Q

—— casting technique is used to make hollow chocolate figures
A) Die casting B) Investment C) Shell mould D) Slush

A

Slush

73
Q

Any intermediate flask used in moulding practice, it is called —
A) Cope B) Drag C) Cheek D) None

A

Cheek

74
Q

——– pattern is used in machine moulding.
A) Sweep B) Loose piece C) Skeleton D) Machplate

A

Machplate

74
Q

—— pattern is used for making very large castings.
A) Skeleton B) Sweep C) Loose piece D) Cope and Drag

A

Skeleton

75
Q

In pattern allowances, the allowance which reduces the size of the
pattern ( -ve allowance) is A) Machining B) Rapping C) Draft D) Distortion

A

Rapping

76
Q

The property of the moulding sand which makes mould to break
easily.
A) Hot strength B) Collapsibility C) Dry strength D) None

A

Collapsibility

76
Q

The property of the moulding sand which allows the gases to
escape.
A) Refractoriness B) Permeability C) Hot strength D) All

A

Permeability

76
Q

For bonding the sand grains in core making —- is used.
A) Clay B) Thermosetting resins C) Oils D) All

A

Oils

77
Q

In pattern allowances, the allowance which increases the size
of the pattern (+ve allowance ) is
A) Shrinkage B) Draft C) Machining D) All

A

All

77
Q

For ferrous castings the size of the sand grains used in moulding
A) Small B) Medium C) Large D) Combination

A

Large

77
Q

Strainer core is kept at —- in gating elements
A) Sprue top B) Runner C) Ingate D) Riser

A

Sprue top

78
Q

In shell moulding the sand is mixed with —- to make shells.
A) Clay B) Oils C) Thermosetting resins D) Thermoplastic resins

A

Thermosetting resins

79
Q

Cooling rate of riser should be —– than casting.
A) Higher B) Lower C) Equal to D) None

A

Lower

79
Q

Rate of cooling of casting depends on —–
A) Volume B) Surface Area C) Cross section D) Surface area/volume

A

Surface are/volume

80
Q

To avoid aspiration —– gating system is provided.
A) Uniform B) Non uniform C) Pressurized D) Non pressurized

A

Pressurized

80
Q

The gating system for providing best filling of mould cavity —
A) Top gate B) Bottom gate C) Parting gate D) All

A

Parting gate

81
Q

The pattern colour code for core prints seats —
A) Red B) Black C) Yellow D) No colour

A

Yellow

82
Q

Sprue is made tapered to ——
A) Trap slag B) Avoid aspiration C) Easiness D) Smooth flow

A

Avoid aspiration

83
Q

Slag trapping is possible with —– type of gating system.
A) Pressurized B) Uniform C) Non pressurized D) Non uniform

A

Pressurized

83
Q

—— is a pouring metal defect.
A) Hot rears B) Misrun C) Runout D) All

A

Misrun

84
Q

Thumbling barrel is for — in casting process.
A) Cleaning B) Holding C) Testing D) Mixing

A

Cleaning

85
Q

The equipment to mix moulding sand is –
A) Moulding machine B) Barrel C) Muller D) Slinger

A

Muller

86
Q

Poor permeability of moulding sand leads to —- defect in casting
A) Gas inclusion B) Pin holes C) Blow holes D) All

A

All

86
Q

Jolting machines provide —– in moulding flask.
A) Hard top B) Hard middle C) Hard bottom D) Uniform hardness

A

Hard bottom

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