The quantity that characterizes the behavior of a material in response to an external or applied force is called...
strength
material property
mechanical property
physicial property
A measure of the amount of force per unit area that a material can withstand before it fails is called...
weight
intensity
hardness
The resistance to stretching, bending or twising loads is called...
stiffness
ductility
impact strength
compressive strength
The ability of a material to undergo a number of cyclical loads without fracture is called...
fatigure strength
yield strength
The ability of a material to plastically deform is called...
impact
The ability of a material to resist stretching under loads over a long period of time at elevated temperatures is called...
creep resistance
The ability of a material to resist localized surface indentation or deformation is called...
yield
The amount of matter per unit volume is called...
density
melting point
conductivity
connectivity
The measure of the rate of heat flow between two surfaces, per unit area, per unit time, per unit thickness, per degree of temperature difference is called...
corrosion resistance
specific heat
coefficient of thermal expansion
thermal conductivity
The temperature at which a solid changes to an liquid is called...
The T1000 factor
thermal condictivity
Select all of the following that are considered classes of ferrous metals.
cast iron
alloy steel
bronze
stainless steel
Polymeric materials that can be repeatedly softened by heating and hardened by cooling are called...
thermoplastics
acrylic
thermoset
polystyrene
Materials that are heterogeneous mixtures of polyester or epoxy resins and fiber made from materials, including glass carbon and Kevlar are called...
composites
polymers
ceramics
All of the following are ceramics except...
zirconia
magnesia
silicoln
carbon fiber
Product function is interdependent on... (select all that apply)
material properties
product geometry
manufacturing process
customer recomendations
The materials first approach screens out those materials that do not meet which requirement?
functional
marketing
manufacturing
aesthetic
The manufacturing process first approach considers the following (select all that apply)...
shape compatibility
part weight
producion volume
part size
Performance indexes are derived from the following except....
production volume
functional requirements
Ductile materials subjected to increasing loads are elastic then...
freeze
melt
yield plastically
fracture
Brittle materials subjected to increasing loads are elastic then...
recrystalize