WorksheetsMaterial Properties
Total questions: 23
Worksheet time: 12mins
Stress is defined as:
The force divided by the cross sectional area
Change in length divided by the original length
The ability to withstand fracture under applied forces
The ability of material to return to its original dimensions after deformation
Strain is defined as:
The force divided by the cross sectional area
Change in length divided by the original length
The ability to withstand fracture under applied forces
The ability of material to return to its original dimensions after deformation
Strength is defined as:
The force divided by the cross sectional area
Change in length divided by the original length
The ability not to fracture under applied forces
The ability of material to return to its original dimensions after deformation
Elasticity is defined as:
The force divided by the cross sectional area
Change in length divided by the original length
The ability not to fracture under applied forces
The ability of material to return to its original dimensions after deformation
Plasticity is defined as:
The ability of material to deform permanently without fracturing
Resistance of material to elastic deformation
The ability of material to deform under tensile forces without fracure
The ability of material to deform under compressive forces without fracture
Stiffness is defined as:
The ability of material to deform permanently without fracturing
Resistance of material to elastic deformation
The ability of material to deform under tensile forces without fracure
The ability of material to deform under compressive forces without fracture
Ductility is defined as:
The ability of material to deform permanently without fracturing
Resistance of material to elastic deformation
The ability of material to deform under tensile forces without fracure
The ability of material to deform under compressive forces without fracture
Malleability is defined as:
The ability of material to deform permanently without fracturing
Resistance of material to elastic deformation
The ability of material to deform under tensile forces without fracure
The ability of material to deform under compressive forces without fracture
Resilience is defined as:
Ability of material to absorb energy elastically
Ability of material to resist scratches and indentation
Braking of material without much permanent deformation
Slow and progressive deformation of material over time when its under stress
Hardness is defined as:
Ability of material to absorb energy elastically
Ability of material to resist scratches and indentation
Braking of material without much permanent deformation
Slow and progressive deformation of material over time when its under stress
Brittleness is defined as:
Ability of material to absorb energy elastically
Ability of material to resist scratches and indentation
Braking of material with little deformation
Slow and progressive deformation of material over time when its under stress
breakage of material due to repeated stress or loading is called fatigue
True
False
Creep is defined as:
Ability of material to absorb energy elastically
Ability of material to resist scratches and indentation
Braking of material with little deformation
Slow and progressive deformation of material over time when its under stress
Density and melting Temperature are examples of physical properties
True
False
Linear expansivity is measure of material change in dimension with each degree change in temperature
True
False
Thermal conductivity is a measure of ability of material to conduct electricity
True
False
Resistivity is an electric property
True
False
Dielectric strength is:
The maximum voltage an insulator can resist before breaking down
The ease a material can be magnetized
Permeability strength is:
The maximum voltage an insulator can resist before breaking down
The ease a material can be magnetized
Which mechanical property is most important for the shown structure
Tensile strength
Compressive strength
Fatigue
Hardness
Which mechanical property is most important for the shown structure
Tensile strength
Compressive strength
Fatigue
Hardness
Which mechanical property is most important for the shown structure
Tensile strength
Compressive strength
Fatigue
Hardness
Which mechanical property is most important for the shown structure
Tensile strength
Compressive strength
Fatigue
Hardness
