Composite Materials Quiz

Glass Reinforced Plastic (GRP) is a composite material consisting of a __ matrix reinforced with glass fibres.

• polymer

• metal

• ceramic

• wood

Carbon Reinforced Plastic (CRP) is known for its high __-to-weight ratio, making it ideal for aerospace applications.

• strength

• density

• flexibility

• conductivity

Medium Density Fibreboard (MDF) is an engineered wood product made by breaking down hardwood or softwood residuals into __ and combining them with wax and resin.

• fibres

• particles

• shavings

• chips

Silicon carbide is an engineering ceramic known for its high __ resistance and thermal conductivity.

• abrasion

• electrical

• chemical

• impact

Engineering ceramics like __ are often used in cutting tools due to their extreme hardness and wear resistance.

• alumina

• silicon carbide

• zirconia

• titanium carbide

Which of the following is NOT a typical characteristic of composites?

• High strength-to-weight ratio

• Anisotropic properties

• Homogeneous structure

• Tailorable properties

What is the primary advantage of using Carbon Reinforced Plastic (CRP) in aerospace applications?

• Low cost

• High electrical conductivity

• Excellent strength-to-weight ratio

• Thermal insulation properties

Which engineering ceramic is commonly used in the production of high-temperature gas turbine components?

• Alumina

• Silicon nitride

• Zirconia

• Boron carbide

Medium Density Fibreboard (MDF) is primarily used in:

• Aerospace structures

• Furniture and cabinetry

• Automotive body panels

• Marine hull construction

Which property of engineering ceramics makes them suitable for use in cutting tools?

• Ductility

• Electrical conductivity

• Hardness and wear resistance

• Thermal expansion