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MD ELEMENTS PER 50 v2 > E6_2 > Flashcards

E6_2 Flashcards

1
Q
  1. What machine is used to flatten surface on a vertical, horizontal or even angular plane?

A. Shaper machine
B. Power saw
C. Boring machine
D. Drilling machine

A

A. Shaper machine

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2
Q
  1. All of these are classifications of iron ore; except what?

A. Magnetite
B. Hematite
C. Siderite
D. Sulfurite

A

D. Sulfurite

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3
Q
  1. It refers to the internal resistance of a material to being deformed and is measured in terms of the applied load.

A. Stress
B. Strain
C. Ductility
D. Malleability

A

A. Stress

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4
Q
  1. The property of a material which resists forces acting to pull the material apart.

A. Tensile strength
B. Compressive strength
C. Bending stress
D. Torsional strength

A

A. Tensile strength

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5
Q
  1. The property of a material which resists forces from causing a member to bend or deflect in the direction in which the load is applied.

A. Bending strength
B. Compressive strength
C. Tensile strength
D. Torsional strength

A

A. Bending strength

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6
Q
  1. The property of a material to resist various kinds of rapidly alternating stress.

A. Fatigue strength
B. Bending strength
C. Compressive strength
D. Impact strength

A

A. Fatigue strength

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7
Q
  1. The ability of a material to resist loads that are applied suddenly and often at high velocity.

A. Fatigue strength
B. Bending strength
C. Compressive strength
D. Impact strength

A

D. Impact strength

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8
Q
  1. The ability of the material to stretch, bend or twist without breaking or cracking.

A. Ductility
B. Malleability
C. Hardness
D. Compressibility

A

A. Ductility

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9
Q
  1. Which of the following is considered to be the father of all machine tool?

A. Lathe machine
B. Boring machine
C. Drilling machine
D. Milling machine

A

A. Lathe machine

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10
Q
  1. It is the ability of the material to resist loads that are applied suddenly and often at high velocity.

A. Fatigue strength
B. Impact strength
C. Hardness
D. Shock strength

A

B. Impact strength

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11
Q
  1. The movement of belt upon the face of rim or outer surface of the driver and driven pulleys within the area of arc of contact.

A. Slip
B. Creep
C. Interference
D. Crowning

A

B. Creep

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12
Q
  1. The temperature at which an oil gives off sufficient vapor without actually setting fire to the oil.

A. Flash point
B. Fire point
C. Pour point
D. Cloud point

A

A. Flash point

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13
Q
  1. It is the process by which the length of a work piece is reduced.

A. Drawing
B. Drifting
C. Jumping
D. Upsetting

A

C. Jumping

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14
Q
  1. It cannot be forged because it will break if heated and beaten by hammer

A. High speed steel
B. Tool steel
C. Carbon steel
D. Cast iron

A

D. Cast iron

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15
Q
  1. It is a process of enlarging and smoothing the punched hole by means of tapered drifts of various sizes and shapes.

A. Drifting
B. Drawing
C. Upsetting
D. Jumping

A

A. Drifting

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16
Q
  1. It is the process by which the length of a work piece is increased by reducing its cross-sectional area.

A. Flattening
B. Drawing out
C. Swaging
D. Jumping

A

B. Drawing out

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17
Q
  1. Shaper tools are made of what type of material?

A. Brass
B. Bronze
C. High speed steel
D. Babbit

A

C. High speed steel

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18
Q
  1. A _____ is a reciprocating type tool used for machining flat, cylindrical and irregular surfaces.

A. Shaper
B. Planer
C. Puncher
D. Slotter

A

D. Slotter

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19
Q
  1. An operation to enlarge the previous drilled hole

A. Drilling
B. Boring
C. Reaming
D. Broaching

A

B. Boring

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20
Q
  1. An operation to make smaller hole in exact center for lathe center.

A. Broaching
B. Reaming
C. Counter boring
D. Center drilling

A

D. Center drilling

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21
Q
  1. A steel of carbon range of 0.05 to 0.03 percent is considered as what type of steel?

A. Low carbon steel
B. High carbon steel
C. Medium carbon steel
D. Alloyed steel

A

A. Low carbon steel

22
Q
  1. A steel carbon range of 0.30 to 0.45 percent is considered as what type of steel?

A. Low carbon steel
B. High carbon steel
C. Medium carbon steel
D. Alloyed steel

A

C. Medium carbon steel

23
Q
  1. A steel of carbon range of 0.45 to 0.75 percent is considered as what type of steel?

A. Low carbon steel
B. High carbon steel
C. Medium carbon steel
D. Alloyed steel

A

B. High carbon steel

24
Q
  1. A steel of carbon range of 0.75 to 1.7 percent is considered as what type of steel?

A. Low carbon steel
B. High carbon steel
C. Medium carbon steel
D. Very high carbon steel

A

D. Very high carbon steel

25
75. Which of the following alloying elements of steel will tend to increase its strength without decreasing its toughness or ductility and with its large quantities the steel become tough but develop high resistance to corrosion and shock? A. Chromium B. Manganese C. Molybdenum D. Nickel
D. Nickel
26
76. Which of the following alloying elements of steel will produce the greatest hardening effect like carbon and at the same time reduces the enlargement of its grain structure? A. Chromium B. Manganese C. Molybdenum D. Nickel
C. Molybdenum
27
77. Which of the following alloying elements of steel will produce fine grain structure and promotes greater toughness and ductility? A. Chromium B. Manganese C. Molybdenum D. Nickel
B. Manganese
28
78. Which of the following alloying elements of steel which makes it extremely hard and resistance to wear without making it brittle? A. Chromium B. Manganese C. Molybdenum D. Nickel
A. Chromium
29
79. It is the element used mostly in steels designed for metal cutting tools. The steels added by this element are tough, hard and very resistant to wear. A. Chromium B. Tungsten C. Molybdenum D. Nickel
B. Tungsten
30
80. It is the element whose chief function is to strengthen the ferrite. It is used with tungsten to develop red hardness or the ability to remain hard when red hot. A. Chromium B. Cobalt C. Molybdenum D. Nickel
B. Cobalt
31
81. It is the operation of bevelling the mouth of a hole A. Counter sinking B. Counter boring C. Spot facing D. Counter boring
A. Counter sinking
32
82. It is the operation of smoothing and squaring the surface around the hole A. Reaming B. Counter sinking C. Spot facing D. Counter boring
C. Spot facing
33
83. The size of abrasive grains produced by crushing process is called A. Grade B. Grit C. Peebles D. None of these
B. Grit
34
84. It is the combination of iron, carbon and other alloying elements. A. Cast iron B. Brass C. Carbon steel D. Alloy steel
D. Alloy steel
35
85. The main purpose of _____ is to resist wear and unable it to cut the other metal. A. Tempering B. Hardening C. Quenching D. Normalizing
B. Hardening
36
86. Lip clearance angle for drilling soft materials should be _____ that for drilling hard materials. A. Less than B. Equal to C. More than D. Zero
C. More than
37
87. It is also known as slab peripheral milling A. Form milling B. Climb milling C. Convex milling D. Plain milling
D. Plain milling
38
88. In ______ the tool is released in return stroke. A. Shaper B. Planer C. Slotter D. Reamer
A. Shaper
39
89. It is the process of driving the periphery of the job in degrees. A. Direct indexing B. Plain indexing C. Differential indexing D. Angular indexing
D. Angular indexing
40
90. It is also known as conventional milling in which the rotation of the cutter is in a direction opposite to the direction of the table movement. A. Down milling B. Up milling C. Straddle milling D. Gang milling
B. Up milling
41
91. It is also known as strain drawing. It is the process whereby certain degree of hardness is sacrificed in order to reduce brittleness and increase the toughness or steel tool. A. Tempering B. Normalizing C. Annealing D. Quenching
A. Tempering
42
92. It is the heat treatment of steel that produces extremely hard surface. The process consists of exposing the steel to hot ammonia gas some for hours. A. Nitriding B. Cyaniding C. Carburizing D. Ammonia bath
A. Nitriding
43
93. How do you call the metals that contain large amount of carbon content? A. Ferrous metals B. Non-ferrous metals C. Base metals D. Precious metals
A. Ferrous metals
44
94. All these are basic kinds of cast iron, EXCEPT: A. Gray iron B. Malleable iron C. White iron D. Red iron
D. Red iron
45
95. Which of the following basic kind of cast iron is harder and more difficult to machine because it contains carbon in carbide state? A. Gray iron B. Malleable iron C. White iron D. Wrought iron
C. White iron
46
96. How do you call metals that have no carbon content? A. Ferrous metals B. Malleable iron C. Non-ferrous metals D. White iron
C. Non-ferrous metals
47
97. Which of the following is the type of cast iron that can stand more shock and blows than regular cast iron? A. Nodular iron B. Malleable iron C. Wrought iron D. Gray iron
A. Nodular iron
48
98. It is the metal of almost pure iron, ductile and very tough. It can be hammered and shaped at high temperature. It has a fibrous structure because of the presence of slag. A. Nodular iron B. Malleable iron C. Wrought iron D. Gray iron
B. Malleable iron
49
99. A type of ferrous metal which is formed by remelting pig iron and scrap iron in a cupola furnace. It is brittle and usually gray in color and commonly used in making casting. A. Cast iron B. Malleable iron C. Wrought iron D. Gray iron
A. Cast iron
50
100. A classification of iron ore which contains 70% iron when pure and 50% iron when mined. A. Hematite B. Magnetite C. Limanite D. Siderite
A. Hematite

MD ELEMENTS PER 50 v2 (10 decks)

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