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WorksheetsEngineering Stage 6 - PPT Materials
Total questions: 14
Worksheet time: 7mins
In which of the following do all of the processes require plastic deformation to achieve a final shape?
Brazing, casting, rolling
Brazing, soldering, welding
Extruding, casting, forging
Extruding, pressing, rolling
Which of the following manufacturing methods can be used to produce complex polymer components?
Sand casting
Blow moulding
Lost wax casting
Injection moulding
Why is cast iron preferred to steel when used as a heavy machine base?
It is less brittle.
It is more malleable.
It has a lower damping capacity.
It has a higher damping capacity.
Which row of the table correctly identifies the project responsibilities of a civil engineer when planning a new highway?
Row 2
Row 3
Row 4
Row 1
What property of a material can be measured by testing its resistance to scratching?
Hardness
Stiffness
Strength
Toughness
Which manufacturing process is used to make soft drink bottles out of polyethylene terephthalate (PET)?
A. Stamping
B. Extrusion
C. Blow moulding
D. Rotational moulding
A piece of 0.8% C steel is heated to above its recrystallisation temperature and then normalised. In what medium is this piece of steel cooled?
Air
Brine
Sand
Water
Which of the following is a recognised impact test?
Brinell
Erichsen
Notch
Punch
Which property is necessary in the manufacture of a sheet steel car door panel?
Fatigue
Ductility
Elasticity
Corrosion resistance
When producing glass, what molten material is the glass floated on in order to obtain a smooth surface?
Aluminium
Bronze
Steel
Tin
The image shows the microstructure of brass. What type of grain structure does this image represent?
Deformed
Dendritic
Equiaxed
Stressed
What is the primary reason for using aluminum in the construction of aircraft bodies?
High density
High thermal conductivity
Corrosion resistance
Lightweight
Which of the following processes is used to harden the surface of steel while keeping the core soft?
Annealing
Quenching
Case hardening
Tempering
What is the main advantage of using composite materials in automotive manufacturing?
Increased weight
Lower cost
Improved fuel efficiency
Higher thermal expansion
