Physical Material Properties Quizs

Hardenability

• Effectiveness of heat treatment to change crystalline structure

• The ability of a material to resist deformation

• The measure of a material's hardness under pressure

• The process of cooling metal to increase strength

Specific Heat

• Energy needed to raise the temperature of 1 kg by 1°C

• Energy required to change the state of 1 kg of a substance

• Energy needed to cool down 1 kg by 1°C

• Energy required to heat 1 liter of water by 1°C

Recyclability

• Suitability for reuse

• Ability to be composted

• Potential for incineration

• Capability of being landfilled

Thermal Expansion

• Expansion or contraction when temperature changes

• Increase in volume due to pressure

• Decrease in volume due to cooling

• Constant volume regardless of temperature changes

Electrical Resistivity

• Ability to stop the flow of electricity

• Ability to enhance the flow of electricity

• Ability to convert electrical energy into heat

• Ability to store electrical energy

Electrical Conductivity

• Ability to transfer electricity

• Resistance to electrical flow

• Insulation of electrical currents

• Storage of electrical energy

Density

• Mass of material per unit volume (p = @@\frac{m}{V}@@)

• Weight of material per unit area

• Volume of material per unit mass

• Mass of material per unit time

Thermal Conductivity

• Ability to transfer heat

• Resistance to heat flow

• Ability to insulate heat

• Rate of heat absorption

Weldability

• Ability to be welded without cracking or changing structure

• The process of joining two materials using heat

• The strength of a welded joint under stress

• The ability to resist corrosion after welding

Corrosion Resistance

• Ability to stop processes that cause corrosion

• A method to enhance metal strength

• A technique for improving electrical conductivity

• A process for increasing thermal insulation