Engineering Materials Quiz

What are the physical properties of engineering materials?

• Color, texture, taste, smell

• Flexibility, transparency, opacity, brittleness

• Weight, volume, shape, size

• Density, strength, hardness, ductility, malleability, conductivity, and thermal expansion

What are the mechanical properties of engineering materials?

• Density, volume, temperature

• Flexibility, transparency, conductivity

• Strength, stiffness, hardness, ductility, toughness, and fatigue resistance

• Color, weight, smell

Name two types of metals used in engineering materials.

• Plastic, Glass

• Iron, Silver

• Copper, Gold

• Steel, Aluminum

Name two types of polymers used in engineering materials.

• Acrylic and PVC

• Polyethylene and Polypropylene

• Nylon and Polyester

• Rubber and Silicone

What are the uses of ceramics in engineering materials?

• High temperature resistance, hardness, and electrical insulation

• Low density, transparency, and magnetic properties

• High pressure resistance, flexibility, and thermal conductivity

• Low temperature resistance, softness, and electrical conduction

What are the uses of composites in engineering materials?

• Low strength-to-weight ratio, susceptibility to corrosion, and limited design flexibility

• Low strength-to-weight ratio, corrosion resistance, and limited design flexibility

• High strength-to-weight ratio, susceptibility to corrosion, and limited design flexibility

• High strength-to-weight ratio, corrosion resistance, and design flexibility

What are the characteristics of ductility in engineering materials?

• Ability to conduct electricity

• Ability to change color under stress

• Ability to repel water

• Ability to deform without breaking under tensile stress

What are the characteristics of hardness in engineering materials?

• Transparency and translucency

• Flexibility and ductility

• Ability to conduct electricity

• Resistance to deformation, indentation, or scratching

How is tensile strength tested in engineering materials?

• By applying a gradually increasing load to the material until it fails

• By subjecting the material to extreme temperatures

• By analyzing the material's color change

• By measuring the material's density

How is impact resistance tested in engineering materials?

• By measuring the material's color change after impact

• By subjecting the material to a high-velocity impact and measuring its ability to withstand the force without breaking or deforming.

• By analyzing the material's conductivity

• By exposing the material to extreme temperatures