BASIC QB 5
1. Which of the following metals has very little ductility?
a.Copper
b.Steel
c.Iron
d.Aluminium
2. Mechanical properties are generally improved?
a.In the direction of rolling
b.30 degrees to the direction of rolling
c.45 degrees to the direction of rolling
d.90 degrees to the direction of rolling
3. Grain refinement for metals existing in one crystalline form can be
accomplished by?
a.Hot working
b.Cold working
c.Recrystallisation
d.Hot working and recrystallisation
e.All the above
4. For steels hot working is performed at temperatures of?
a.500-750 degrees celsius
b.750-950 degrees celsius
c.950-1300 degrees celsius
d.1300-1500 degrees celsius
5. How generally is a decarburised layer removed?
a.Heat treatment
b.Surface removal
c.Stress relief
d.Annealing
e.All of the above
6. Improved properties can be achieved by?
a.Cold rolling
b.Hot rolling
c.Extrusion
d.All of the above
7. Most materials used in Mill work start out as?
a.Cast ingots
b.Slabs
c.Billets
d.Blooms
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8. Which listed below have approximately square cross sections?
a.Slab
b.Bloom
c.Billet
d.Bloom and Billet
e.All of the above
9. Of these methods listed below which will eliminate the need for an ingot?
a.Hot rolling
b.Continuous casting
c.Extrusion
d.None of the above
10. Which of the following may be considered as a flat product of the steel
mill?
a.Sheet
b.Plate
c.Strip
d.Sheet and Strip
e.All of the above
11. Mill work covers many products. Which below would be classed as a
mill product?
a.Pipe
b.Tube
c.Casting
d.Pipe and tube
e.None of the above
12. Pipe and tube may be manufactured using which technique?
a.Extruding
b.Rolling
c.Resistance welding
d.Extruding and Rolling
e.All of the above
13. One type of forging operation uses?
a.Rolling
b.Casting
c.Open dies
d.Extrusion
14. The principal NDT method to locate internal discontinuities in forgings
is?
a.UT
b.RT
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c.ET
d.MT
15. Impact forging is more commonly known as?
a.Open die forging
b.Drop forging
c.Closed die
d.Rotary swaging
16. The term used in powder metallurgy for the bonding of the solid
particles is?
a.Pressing
b.Blending
c.Sintering
d.Mixing
17. A typical application of powder metallurgy parts is?
a.Cutting tools
b.Castings for human implants
c.Extrusion of thin sections
d.Metal fabrication of minute welds
18. Which of the following has an essentially rectangular cross-section?
a.Bar
b.Bloom
c.Slab
d.Billet
19. Which of the following is an advantage of the continuous casting
process?
a.Removes the requirement for ingots
b.Reduces wastage of material
c.Can produce intricate cross sections
d.Removes the requirement for ingots and reduces wastage of material
e.All of the above
20. Sheets of metal before it is rolled into pipe using a welding bell is
called?
a.Strip stock
b.Skelp
c.Pipe stock
d.Tube stock
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21. Which extrusion process uses less pressure due to lower build ups of
friction container and billet?
a.Direct hot working
b.Indirect cold working
c.Indirect hot working
d.Direct cold working
22. Powder metallurgy is used to shape produce refractory metals. Which
of the following is classed as a refractory material?
a.Inconel
b.Magnesium
c.Tungsten
d.Beryllium
23. The shearing operation has many forms - names - of those listed below
which is a shearing operation?
a.Bending
b.Drawing
c.Forming
d.Parting
24. During the bending process what stresses are produced within the
material?
a.Compressive
b.Shear
c.Tensile
d.Compressive and Tenisle
e.All of the above
25. In explosive forming?
a.Gun powder is used
b.High explosive is used
c.Slow buring propellants are used
e.High explosive and slow buring propellants are used
26. Which of the following is a hole making operation?
a.Splitting
b.Parting
c.Blanking
d.Notching
27. In the machining process metal is removed in the form of?
a.Swarf
b.Chips
c.Fillings
d.Turnings
28. High speed steels are generally used for which type of cutting tool?
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a.Grinders
b.Drills
c.Files
d.Abrasives
29. The letters N/C in machine work stand for?
Numerical control
Number cycle
Numerical cutting
Number counting
30. Which of the following may be used as a cutting tool material?
Diamonds
Cast iron
Cemented carbides
Both diamonds and cemented carbides
31. What material is usually used in injection molding?
Thermosetting plastics
Thermoplastics
Ceramics
Powder metals
32. What materials are required for reinforced plastic molding?
Filler
Resin
Wood Shavings
Filler and Resin
All of the above
33. Laminates are a composite form which below would be classed as a
laminate?
Fibreglass
Honeycomb
Ceramics
Fibreglass and Honeycomb
34. The letters EDM stands for?
Electronic digital meter
Electro discharge motor
Electrical discharge machinery
Electro dispensing machine
35. The common term used to denote the 'light amplification by stimulated
emission of radiation' is?
Laser
Cathode ray tube
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Photon Gun
Optical microscope
36. Composites may be made up of which of the following material
combinations?
Combinations of different metals
Combinations of different metals and non metals
Combinations of different non metals
All of the above
37. Case hardening is accomplished by?
Carburizing
Heat treating
Flame hardening
Carburizing and flame hardening
38. With which NDT method is surface cleanliness most important?
UT
PT
MT
RT
39. Abrasive finishing could be classified by which of the following
methods?
Wire brush
Polishing
Buffing
All of the above
40. Electro plated surfaces are ususally quite thin. Which common NDT
methd is used to measure the plate thickness?
MT
UT
ET
PT
41. Which materials can best be anodised?
Steel
Copper
Aluminium
Brass
42. Which of the following is not a form of case hardening?
Spheroidising
Carburing
Flame hardening
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Nitriding
43. Which of the following is a measuring device?
Micrometer
Vernier
Steel rule
All of the above
44. Fixed guages are used?
Only on single purpose applications
To measure internal bores
Shape relationships
All of the above
BASIC QB 5
1. Iron
2. In the direction of rolling
3. All the above
4. 950-1300 degrees celsius
5. Surface removal
6. All of the above
7. Cast ingots
8. Bloom and Billet
9. Continuous casting
10. All of the above
11. Pipe and tube
12. All of the above
13. Open dies
14. UT
15. Drop forging
16. Sintering
17. Cutting tools
18. Slab
19. Removes the requirement for ingots and reduces wastage of material
20. Skelp
21. Indirect hot working
22. Tungsten
23. Parting
24. Compressive and Tenisle
25. High explosive and slow buring propellants are used
26. Notching
27. Chips
28. Drills
29. Numerical control
30. Both diamonds and cemented carbides
31. Thermoplastics
32. Filler and Resin
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33. Fibreglass and Honeycomb
34. Electrical discharge machinery
35. Laser
36. All of the above
37. Carburizing and flame hardening
38. PT
39. All of the above
40. ET
41. Aluminium
42. Spheroidising
43. All of the above
44. All of the above
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