Eduqas Composite Materials Quick Quiz

What distinguishes composite materials from alloys in terms of their formation process?

• Composite materials are melted and mixed.

• Alloys are bonded with adhesives or resins.

• Composite materials are bonded with adhesives or resins.

• Alloys are usually combined with plastic resins.

What is a characteristic feature of carbon fibers when used in composites?

• They are flexible and stretchable.

• They have a low strength to weight ratio.

• They are extremely rigid but can be brittle.

• They are primarily used for their aesthetic appeal.

What is the primary material used in the production of Carbon fibre composites?

• Carbon sheets

• Glass fibre sheets

• Kevlar fibres

• Timber

Which composite material is known for its excellent electrical insulation properties?

• Carbon fibre composites

• Glass Reinforced Plastic (GRP)

• Kevlar composites

• Engineered timber

What is a common use for Kevlar composites?

• Flooring

• Sports equipment

• Waterpark slides

• Building materials

Which property makes reinforced concrete a popular choice in the building industry?

• Lightweight

• Heat resistance

• Compressive strength

• Electrical insulation

What are the main components of reinforced concrete?

• Timber and adhesives

• Carbon sheets and resin

• Cement, sand, aggregates, and steel bars

• Glass fibre sheets and resin